1927 Mercury Dime Value Guide: All Mints (P, D, S)

1927 Mercury Dime Overview: A Classic Silver Coin with Hidden Rarities

The 1927 Mercury Dime represents a fascinating split in the collecting market. While the Philadelphia issue is a common, high-mintage coin valued primarily for its silver content in lower grades, the Denver and San Francisco strikes are coveted semi-key dates commanding substantial premiums. Designed by Adolph A. Weinman, the "Mercury" dime (properly named the Winged Liberty Head dime) features one of America's most celebrated coin designs.

The 1927 Mercury Dime features Adolph Weinman's iconic Winged Liberty design

With a total mintage of 37.66 million coins across three mints, the 1927 issue spans the full spectrum from pocket change to five-figure rarities. The key to understanding value lies in three factors: mint mark, strike quality, and the critical "Full Bands" designation. This guide covers identification, accurate pricing for all grades and mints, die varieties, errors, and authentication strategies for collectors at every level.

How to Identify Your 1927 Mercury Dime

All 1927 dimes share the same Winged Liberty Head design. The obverse features Liberty wearing a Phrygian cap adorned with wings, symbolizing freedom of thought. The public's misidentification of this winged cap as the helmet of the Roman god Mercury gave the coin its enduring nickname. The motto "IN GOD WE TRUST" appears to the left of Liberty's portrait, with "LIBERTY" arched above and the date "1927" positioned below the truncation of the bust.

The reverse displays a fasces—a Roman symbol of authority consisting of a bundle of rods bound with bands and an ax—intertwined with an olive branch representing peace. The motto "E PLURIBUS UNUM" appears to the right of the fasces, with the denomination "ONE DIME" below. The reverse also holds the critical mint mark and the diagnostic features for the Full Bands designation.

Mint mark location on reverse: below the olive branch, left of the 'E' in 'ONE DIME'

Mint Mark Identification

The mint mark is located on the reverse, at the bottom, to the left of the "E" in "ONE DIME" and below the olive branch. The three 1927 varieties are:

• 1927 (no mint mark): Philadelphia Mint, 28,080,000 mintage
• 1927-D: Denver Mint, 4,812,000 mintage
• 1927-S: San Francisco Mint, 4,770,000 mintage

All three issues share identical specifications: 90% silver and 10% copper composition, 2.50 grams weight, 17.90 mm diameter, and reeded edge. Despite nearly identical mintages, the 1927-D commands substantially higher premiums than the 1927-S in most grades, indicating significantly lower survival rates in higher conditions, likely due to heavier circulation in the Denver region.

1927 Mercury Dime Price Guide: Current Market Values

The 1927 Mercury Dime market is effectively divided into six distinct products based on mint mark and strike quality. Prices below reflect PCGS Price Guide values (November 2025) cross-referenced with recent auction results from Heritage Auctions and Stack's Bowers (2022-2024). All values assume problem-free, certified coins.

1927-P (Philadelphia) Mercury Dime

PCGS #4960 (Standard), #4961 (Full Bands). The 1927-P is a high-mintage, common date. In heavily circulated grades (G-4 through VF-20), its value closely tracks its silver melt value of approximately $3.46. Uncirculated examples are plentiful, with the Full Bands designation adding a moderate premium.

1927-P Full Bands: The FB designation on Philadelphia issues is NGC-described as "plentiful." Recent market activity suggests softer pricing than guide values. For example, an MS-67 FB graded by PCGS sold for $960 in December 2022, well below the NGC Price Guide value of $1,550 for that grade.

1927-D (Denver) Mercury Dime

PCGS #4962 (Standard), #4963 (Full Bands). The 1927-D is a true semi-key date, with market pricing substantially above the 1927-S despite nearly identical mintages. This price difference reflects far lower survival rates in higher grades. The Full Bands variant is a major conditional rarity, notorious for weak strikes.

The 1927-D commands higher premiums than 1927-S despite nearly identical mintages

1927-D Full Bands: This is where the 1927-D market explodes. The FB designation creates exponential value jumps, often 300-400% over standard strikes. Note: PCGS lists an MS-67 FB at $75,000, but this appears outdated. GreatCollections reports the highest-ever sale at $34,875, with MS-66 FB examples selling in the $15,600-$16,200 range in 2022-2023.

1927-S (San Francisco) Mercury Dime

PCGS #4964 (Standard), #4965 (Full Bands). The 1927-S is a semi-key date with pricing below the 1927-D in most grades. However, the Full Bands variant is one of the premier conditional rarities in the entire Mercury Dime series due to exceptionally poor strike quality. Market volatility is extreme: MS-65 FB examples sold for $4,080, $4,200, and $9,000 in a four-month span (Nov 2023-Jan 2024), demonstrating that eye appeal can double the value within the same grade.

1927-S Full Bands: Extreme rarity and volatile pricing characterize this coin. The $75,000 guide price for MS-67 FB is based on a single 2008 auction result ($63,250) and does not reflect current market activity. Premium-quality MS-65 FB coins can approach or exceed low-end MS-66 FB values.

Grading Your 1927 Mercury Dime: From Good to Gem

Accurate grading is essential for determining your coin's value, especially for the 1927-D and 1927-S where condition premiums are substantial. Mercury Dimes are graded on a 70-point scale, with wear patterns, strike quality, and surface preservation all contributing to the final grade.

Grade comparison showing how wear affects value: G-4, VF-20, and MS-65 examples

Circulated Grades (Good through About Uncirculated)

Good-4 (G-4): Heavy wear across all design elements. On the obverse, Liberty's facial features are worn nearly smooth, with the date and "LIBERTY" readable but weak. On the reverse, the fasces bands are completely merged and indistinct. The 1927-P in G-4 is essentially a melt-value coin at $5.

Very Fine-20 (VF-20): Moderate wear with about half the original mint luster gone. Liberty's hair shows individual strands, and her cheek has clear definition. On the reverse, the fasces bands begin to show as separate elements, though they remain connected. This is the minimum grade where the 1927-D begins to show meaningful collector premiums ($35) over the Philadelphia issue ($8).

Extremely Fine-40 (EF-40): Light wear on the highest points. Liberty's hair details are sharp with clear separation of individual strands. Her cheek shows only slight wear. On the reverse, the fasces bands are nearly fully separated but with slight merging at stress points. The 1927-S begins commanding substantial premiums at this level ($45 versus $10 for the 1927-P).

About Uncirculated-50 (AU-50): Only a trace of wear on the very highest points. Original mint luster is present in protected areas. On the obverse, check Liberty's cheek and the hair above her ear. On the reverse, examine the high points of the fasces. At this grade, all three mints show clear separation in value: 1927-P ($15), 1927-D ($150), 1927-S ($80).

Mint State Grades (MS-60 through MS-70)

MS-60 to MS-62 (Uncirculated): No wear, but heavy contact marks, bagmarks, or impaired luster. The coin has full mint frost but lacks eye appeal due to surface distractions. For the 1927-D and 1927-S, even low Mint State grades command strong premiums ($275 and $450, respectively).

Strike quality dramatically affects value, especially for Full Bands designation

MS-63 to MS-64 (Choice Uncirculated): Fewer and smaller contact marks. Luster is complete or nearly so. The coin has good eye appeal. This is where the Full Bands designation begins to create major value separation. A 1927-D in MS-63 is worth $1,000; with Full Bands, it jumps to $2,750+.

MS-65 to MS-66 (Gem Uncirculated): Few, if any, marks visible to the naked eye. Full, attractive luster with excellent eye appeal. The Full Bands premium explodes at this level. A 1927-D MS-65 is $2,100; MS-65 FB is $8,500 (4x multiplier). For the 1927-S, MS-66 FB examples ($20,000) represent museum-quality rarities.

MS-67 and Higher (Superb Gem): Virtually perfect coins with only microscopic imperfections visible under magnification. The 1927-D and 1927-S in MS-67 FB are legendary rarities, with the few known examples trading at $34,875 to $63,250.

The Full Bands (FB) Designation

Full Bands (FB) designation requires complete separation of horizontal bands on the fasces

The Full Bands designation is the single most important factor for uncirculated 1927-D and 1927-S dimes. It refers to the horizontal bands wrapping around the fasces on the reverse. For PCGS, the central bands must be completely separated with no interruption from marks, gouges, or nicks. NGC's standard is stricter, requiring separation of the middle bands (including the recessed area between them) AND visible separation of the top and bottom bands.

Strike quality varies dramatically by mint. The 1927-P is "plentiful" in Full Bands, while the 1927-D and 1927-S are notorious for weak strikes. A coin can be mint state (no wear) but still lack Full Bands due to strike weakness at the mint. This makes Full Bands a major conditional rarity that multiplies value by 300-500% for the Denver and San Francisco issues.

1927 Mercury Dime Die Varieties: Doubled Dies and Repunched Mint Marks

Die varieties are intentional or unintentional differences in the dies used to strike coins, creating collectible variations within a date and mint. The 1927 Mercury Dime series includes two recognized varieties cataloged in the Cherrypickers' Guide to Rare Die Varieties by Bill Fivaz and J.T. Stanton.

1927 (Philadelphia) Doubled Die Obverse FS-101 (FS-013.5)

The 1927 Doubled Die Obverse is a recognized variety showing clear doubling on the obverse design elements. Collectors should use magnification (8x-10x or higher) to examine the coin for diagnostic doubling.

Identification: Doubling is typically most evident on the motto "IN GOD WE TRUST" and the digits of the date "1927". Look for a clear secondary impression slightly offset from the primary design, creating a "shadow" or "doubled" appearance. The doubling may also be visible on "LIBERTY" and the details of Liberty's portrait, though these are secondary diagnostic points.

Attribution: This variety is listed in the Cherrypickers' Guide as FS-101 (or FS-013.5 in older editions). It is not assigned a separate PCGS or NGC catalog number, so it will be graded as a standard 1927 dime unless specifically attributed as a variety.

Valuation: No reliable public pricing is available for this variety. While it is a recognized die variety in reference works, it is not actively tracked by PCGS or NGC price guides, and specific auction records for this variety were not found in the research period. Its value would be determined on a case-by-case basis at auction or through private sale, carrying a premium over a standard 1927 dime of the same grade. Collectors interested in this variety should research recent sales or consult with a variety specialist for current market estimates.

1927-D (Denver) Repunched Mint Mark FS-501 (FS-013.51)

The 1927-D Repunched Mint Mark is the most well-known variety for the Denver issue and is highly sought after by Mercury Dime variety collectors. It is cataloged by both the Cherrypickers' Guide and CONECA (Combined Organizations of Numismatic Error Collectors of America).

Identification: This is identified as a "D/D North" RPM, meaning a clear secondary "D" mint mark is visible shifted upward (north) from the primary "D". The repunching creates a distinctive doubled appearance of the mint mark. Under magnification, collectors should look for the outline or portions of the secondary "D" above the primary mint mark. This is the diagnostic feature that distinguishes FS-501 from other minor mint mark variations.

Attribution: Listed as RPM-001 by CONECA and FS-501 (or FS-013.51) in the Cherrypickers' Guide. Collectors should note that this is a different coin than the 1927-D Lincoln Cent RPM, which also uses the FS-501 designation in some references.

Valuation: Similar to the Philadelphia DDO, no reliable public pricing is available for the 1927-D RPM. This variety is not common enough to be systematically tracked by major price guides. However, given the 1927-D's status as a semi-key date, this variety carries a significant premium over a standard 1927-D of the same grade. Value is established by individual auction sales or dealer offerings. Collectors should work with variety specialists to establish fair market value for specific grades.

1927 Mercury Dime Mint Errors: Value Guide for Minting Mistakes

Mint errors are unique, one-off minting mistakes that occur during the coin production process. Unlike die varieties (which affect multiple coins from the same die), each error coin is distinct. Error coins are valued based on the type of error, its severity, the coin's overall grade, and the rarity of the specific error for that series.

Mint errors like off-center strikes and clipped planchets can add significant premiums

The following value ranges are estimates based on sales of Mercury Dime errors from other years, as no specific auction records for 1927-dated error dimes were found in the research. Error values for any specific coin can vary widely based on eye appeal and the preferences of individual collectors.

Off-Center Strike

Description: The planchet (blank coin) was not properly aligned with the dies during striking, causing the design to be partially off the planchet. This leaves a blank, crescent-shaped area where no design was impressed. Off-center errors are valued based on the percentage of the design that is off-center and whether the date remains visible.

Identification: Look for a dramatic shift of the design to one side, with a corresponding blank area on the opposite edge. The edge may show partial reeding or be completely smooth in the blank area.

Estimated Value: $50-$100 for 5-10% off-center with date visible. $200-$400+ for 30-50% off-center with date visible. Errors where the date is completely missing are less valuable unless the off-center percentage is dramatic (75%+).

Broadstrike

Description: The coin was struck outside of the retaining collar (the device that holds the planchet in place and creates the reeded edge). This causes the coin to spread out beyond its normal diameter and have a plain, unfinished edge instead of reeding.

Identification: The coin will be noticeably wider than the standard 17.90 mm diameter and have a completely smooth edge. The design may appear slightly flattened or weaker than normal due to the metal spreading.

Estimated Value: $40-$150, depending on the degree of spread and overall eye appeal.

Clipped Planchet

Description: A "bite" or segment is missing from the coin, caused by an error in feeding the planchet strip through the blanking press. The clip can be curved (from an overlapping punch) or straight (from the end of the strip). The missing portion should show a raised rim on its edge, distinguishing it from post-mint damage.

Identification: Look for a smooth, clean edge on the clipped area with a slightly raised rim. The clip should follow the curve of the planchet cutter or be a straight line. Post-mint damage will have a rough, torn edge.

Estimated Value: $30-$60 for small clips (less than 5% of the coin). $100-$250+ for large, dramatic clips (10-15% of the coin missing).

Lamination Error

Description: A flake or peel in the coin's metal surface, resulting from impurities in the alloy or improper bonding during planchet rolling. This is a relatively common defect in 90% silver planchets. The lamination can remain attached (creating a raised flap) or detach completely (leaving a blank crater).

Identification: Look for a layered appearance where a thin sheet of metal is separating from the coin's surface. The error should be clearly visible and not the result of environmental damage or corrosion.

Estimated Value: $40-$120 for large, retained, or detached "peel" that is visually significant.

Strike-Through Error

Description: A foreign object (grease, cloth, wire, or other material) came between the die and the planchet during striking, leaving an incuse (recessed) impression on the coin. The object's shape will be visible as a blank or partially blank area in the design.

Identification: The affected area will show a smooth, featureless depression or a ghost image of the design. Grease-filled dies create weak or missing design elements with a "greasy" appearance.

Estimated Value: $75-$100, based on a comparable 1945 Mercury Dime example. Value depends on the size and clarity of the strike-through impression.

Underweight Planchet Error

Description: The planchet was rolled to the wrong thickness during production, resulting in a coin that weighs less than the standard 2.50 grams. This is a significant error that can be verified by weighing the coin on a precision scale.

Identification: The coin will feel noticeably thinner and lighter than a standard Mercury Dime. Confirm with a scale accurate to 0.01 grams. The coin should weigh significantly less than 2.50 grams (e.g., 2.1g or less).

Estimated Value: Potentially significant. A 1945 Mercury Dime on a 2.1g planchet sold for $840, suggesting that dramatic weight variations command strong premiums.

Authentication: Detecting Counterfeits and Altered 1927 Mercury Dimes

The 1927-D and 1927-S Mercury Dimes are frequent targets for counterfeiting and alteration due to their substantial premiums over the common 1927-P. Collectors must be vigilant, especially when purchasing raw (uncertified) coins or high-grade Full Bands examples. The most common fraud is the addition of mint marks to Philadelphia issues, while cleaning and artificial toning are also prevalent problems.

Cleaned coins show telltale hairlines, unnatural luster, and reduced value

The most deceptive and dangerous alteration is the added mint mark. A counterfeiter takes a low-value 1927-P dime (worth $5-$200 depending on grade) and adds a "D" or "S" mint mark to create a fraudulent semi-key date worth hundreds or thousands of dollars. Examine the mint mark area on the reverse (below the olive branch, left of the "E" in "ONE DIME") under strong magnification. Genuine mint marks are struck into the die and show the same patina, wear, and luster as the surrounding field. Added mint marks often reveal themselves through tooling marks around their edges, a color "halo" where new metal was exposed, or an unnatural "stuck-on" or "too-perfect" appearance. Compare the mint mark's depth and sharpness to other genuine examples from the same year and mint.

The 1927-S, in particular, is frequently sold raw (uncertified) and described as "harshly cleaned." Cleaning destroys a coin's original surface and numismatic value. A cleaned coin will not receive a straight grade from PCGS or NGC; it will be placed in a "Details" or "Genuine" holder with a notation such as "Cleaned" or "Improperly Cleaned." Identifying cleaning requires careful examination of the coin's surfaces. Look for hairline scratches—fine, parallel lines across the coin's fields—often caused by wiping with an abrasive cloth or polishing compound. Cleaned coins also exhibit unnatural luster: a "blasted," overly bright, or "processed" appearance on high points, while protected areas (inside letters, between design elements) remain dull or lifeless. Residue toning is another telltale sign: dark, splotchy toning in the recesses of the design (around the date, within letters, or in protected areas) indicates chemical residue from a cleaning agent.

The market impact of problem coins cannot be overstated. The values cited throughout this guide apply only to problem-free coins certified by PCGS, NGC, or ANACS. A coin in a "Details" holder trades for a small fraction of its listed value, often reverting to its base melt value of approximately $3.46. For example, a 1927-D graded MS-63 is worth $1,000; the same coin in an "NGC Details – Cleaned" holder might sell for $50-$100. For Mint State examples, especially the high-value 1927-D and 1927-S Full Bands issues, only purchase certified coins from reputable dealers or major auction houses.

Preservation and Storage: Protecting Your 1927 Mercury Dime

All 1927 Mercury Dimes are composed of 90% silver and 10% copper, making proper storage essential to preserving their condition and value. Silver is susceptible to toning (oxidation), which can either enhance or diminish a coin's appeal depending on its appearance. Understanding and managing toning is critical for collectors.

Natural toning is the result of silver slowly reacting with sulfur compounds in the environment. Attractive, original toning—often described as "rainbow," "salmon-pink," "ice-blue," or "golden-russet"—can add a significant premium to a coin's value. Collectors and grading services prize original toning as evidence that the coin has not been cleaned or artificially altered. Conversely, dark "terminal" toning that obscures the design, or "splotchy" toning with uneven patterns, can reduce value. Never attempt to "clean" or "dip" (chemically remove toning from) a coin. This removes the original surface and permanently destroys its numismatic value. Even if the coin appears "shinier" after cleaning, it will be identifiable as cleaned and will not receive a straight grade from third-party services.

Store your 1927 dimes in a dry, stable environment with low humidity (ideally below 50%). Use archival-quality holders: either inert plastic flips (made from Mylar, not PVC), airtight capsules, or certified third-party grading holders (PCGS, NGC). Avoid PVC-based holders or "flips," as PVC breaks down over time and leaves a green, oily residue on silver coins that causes permanent damage. Handle coins by their edges only, using clean hands or cotton gloves. Fingerprints contain oils and acids that can leave permanent marks on silver surfaces. For long-term storage, consider a safe or bank safety deposit box in a climate-controlled location.

For high-value coins (particularly Full Bands examples or mint state 1927-D and 1927-S issues), third-party grading and encapsulation by PCGS or NGC is strongly recommended. Professional grading not only authenticates and assigns a grade to the coin but also seals it in a tamper-evident, inert plastic holder that provides long-term protection from environmental damage.

Recent Auction Results: Notable 1927 Mercury Dime Sales

Recent auction activity (2022-2024) demonstrates the strong and sometimes volatile market for 1927 Mercury Dimes, particularly for Full Bands examples. The following notable sales provide real-world context for the price guide values.

1927-P Full Bands: The market for Philadelphia Full Bands issues appears softer than published guide prices. An MS-67 FB graded by PCGS sold for $960 in December 2022, well below the NGC Price Guide value of $1,550 for that grade. MS-65 FB examples have consistently sold in the $480-$492 range (January and June 2023, PCGS-certified), slightly above the $325 NGC guide price but below historical peaks.

1927-D Full Bands: The Denver Full Bands market remains strong but realistic prices fall below outdated guide values. GreatCollections reports the highest-ever sale for a 1927-D MS-67 FB at $34,875, substantially below the PCGS Price Guide listing of $75,000. MS-66 FB examples have established a consistent $15,600-$16,200 trading range based on May 2022 and November 2023 sales. MS-65 FB coins have sold for $6,600 (August 2024) and $7,204 (May 2023), supporting the $8,500 guide price. MS-64 FB examples show strong consistency at $3,120 (November 2023) and $3,480 (January 2025).

1927-S Full Bands: The San Francisco Full Bands market is characterized by extreme volatility based on eye appeal. Within a four-month span (November 2023 to January 2024), three MS-65 FB examples sold for $4,080, $4,200, and $9,000—a 120% spread within the same grade. This demonstrates that "premium quality" coins with exceptional eye appeal can command prices approaching the next grade level. MS-66 FB sales show similar dispersion: $9,600 (March 2023) versus $15,600 (May 2022). The MS-67 FB $75,000 guide price is based on a single historic sale of $63,250 from April 2008 and does not reflect recent market activity.

Standard Strikes (Non-FB): Recent sales for non-Full Bands issues generally support or fall slightly below guide prices. A 1927-S MS-67 brought $7,500 in December 2023, just below the $8,500 guide. A 1927-D MS-66 sold for $1,821 in May 2023, below the $2,650 guide. Lower-grade examples show less auction activity as they are primarily traded through dealer inventories at or near guide prices.

Frequently Asked Questions About 1927 Mercury Dimes

Research Methodology and Sources

This guide is based on comprehensive analysis of current pricing data from PCGS and NGC Price Guides (November 2025) and recent auction results from Heritage Auctions, Stack's Bowers, and GreatCollections spanning 2022-2024. Technical specifications, mintage figures, and die variety attributions are sourced from official PCGS CoinFacts entries and the Cherrypickers' Guide to Rare Die Varieties by Bill Fivaz and J.T. Stanton.

All referenced auction results include dates and sources to ensure transparency and verifiability. Price guide values from PCGS and NGC are clearly identified and compared to real-world sales to provide collectors with actionable market insights. Where guide prices diverge significantly from recent auction activity (as in the case of the 1927-D MS-67 FB), this guide prioritizes actual realized prices over published estimates.

External references used in this research include PCGS CoinFacts entries for 1927 10C, 1927-D 10C, 1927-S 10C, and their respective Full Bands variants. Readers are encouraged to consult these sources directly for the most current pricing and population data.