🔍 Is Your 1910-S the Key Date? Self-Checker
The 1910-S from the San Francisco Mint is the most sought-after business strike of the year. With only 1,240,000 struck, even worn examples command a premium. Use this quick checker to see whether your coin shows the hallmarks of a genuine, high-grade 1910-S.
🔘 Common 1910 Philadelphia (No Mint Mark)
- No letter below the wreath bow on the reverse
- Mintage: 11,520,000 — easily found
- Worn examples worth $12–$15 (silver melt + small premium)
- Uncirculated examples $167–$250+ depending on strike
⭐ Rare 1910-S San Francisco Key Date
- Small "S" below wreath bow, above rim on reverse
- Mintage: only 1,240,000 — the scarcest 1910 business strike
- Worn examples worth $14–$25 even in Good grade
- MS67 CAC example realized $21,150 at auction (Dec 2014)
Check Your Coin — 4 Key Diagnostics
📝 Describe Your Coin for a Detailed Assessment
Not sure of the grade or variety? Describe what you see and the analyzer will match it to known 1910 Barber Dime characteristics.
Mention these things if you can
- Mint mark (D, S, or none)
- Clarity of LIBERTY on headband
- Any shine or luster visible
- Surface color (gray, gold, white)
- Any doubling on date or letters
Also helpful
- Signs of cleaning or polishing
- Off-center design or missing area
- Any raised blobs or lumps
- Sharpness of the eagle feathers
- Edge condition (reeds intact?)
The calculator below gives you an instant value estimate based on mint mark, condition, and any errors — no signup required.
🪙 Free 1910 Barber Dime Value Calculator
Three quick steps — pick your mint, condition, and any known errors to get an instant estimate.
Step 1 — Choose Your Mint Mark
Check the reverse below the wreath bow. No letter = Philadelphia.
Step 2 — Choose Condition
LIBERTY partially visible = Worn. All letters clear = Circulated. Full luster = Uncirculated. Pristine = Gem MS.
Step 3 — Any Known Errors or Varieties?
Check all that apply. Leave blank if the coin is a regular strike.
If you're not yet sure of your coin's mint mark or condition, a 1910 Barber Dime Coin Value Checker with photo upload lets you upload coin photos and get an AI-assisted identification before you use the calculator above.
⚠️ The Valuable 1910 Barber Dime Errors — Complete Guide
Most 1910 Barber Dimes are straightforward business strikes, but a handful of documented mint errors and die varieties can multiply a coin's value several times over. Below are the four most significant varieties and errors, ranked and examined in detail. Each one requires a different identification technique, so read carefully before reaching for a loupe.
1910-D Repunched Mint Mark (RPM)
The 1910-D Repunched Mint Mark is the single most documented variety for this date, cataloged by specialists in the Barber Dime series. It arose when the mintmaster at the Denver Mint punched the "D" into the working die more than once, with the second impression landing slightly offset from the first. Every coin struck from that die carries both impressions permanently.
To identify the RPM, examine the "D" mint mark on the reverse under 10× magnification. Look for a secondary partial "D" impression — typically visible as a curved serif or an additional vertical stroke peeking out from beneath or alongside the primary letter. The doubling direction can be north, south, or slightly rotated depending on the specific die state.
Collector demand for documented RPM varieties is steady across all Barber Dime dates. A clearly visible, certified RPM on a coin in Fine or better condition commands a meaningful premium over the regular-strike 1910-D. Examples with crisp, unmistakable doubling in Mint State have attracted prices well beyond typical circulated values for this issue.
1910 Doubled Die Obverse (DDO)
A Doubled Die Obverse error results when the working die receives two or more misaligned impressions from the hub during the hubbing process. Unlike mechanical doubling — which produces flat, shelf-like secondary images — a true DDO shows rounded, fully three-dimensional secondary detail at a measurable offset. The error is permanently transferred to every coin struck from that die.
On the 1910 Dime, the most diagnostic area is Liberty's headband inscription. Under magnification, a true DDO shows the individual letters of LIBERTY with separated, rounded secondary images. The date numerals and the stars on the obverse may also display the doubling. The separation distance and direction of the doubling directly impact value — more dramatic separations command higher premiums.
High-grade Mint State examples of 1910 Barber Dimes with confirmed DDO doubling are among the most aggressively pursued varieties in the series. Values generally range from $150 for circulated examples with modest separation to $1,000 or more for sharp Mint State specimens. Top examples with significant hub-doubling in MS grades have the potential to exceed $2,000 at specialist auction.
1910 Barber Dime Off-Center Strike
An off-center strike occurs when the planchet fails to seat properly in the collar before the dies descend, leaving part of the blank planchet unstruck. The result is a lopsided coin with a crescent-shaped area of plain, unstruck metal on one side. On the 1910 Barber Dime — struck on a small 17.9 mm silver planchet — even a modest offset creates a visually arresting error that stands out immediately.
Two factors primarily determine value: the percentage of off-center offset and whether the date remains fully visible. An offset of 10–15% with a clearly readable date is worth considerably more than a 25% offset where the date has been struck off entirely. Collectors and error specialists prize examples where the date, mint mark (if any), and a substantial portion of the design are still present despite the misalignment.
Off-center 1910 Barber Dimes surface occasionally in collections and at major auction houses. A 10–15% off-center example with full date in circulated condition typically brings $50–$200. More dramatic offsets of 25–40% with the date present can bring $300–$500 or more when certified by PCGS or NGC. The market for Barber Dime errors in general is supported by a dedicated community of error collectors who actively seek examples of each date and mint.
1910 Barber Dime Interior Die Break
An interior die break — sometimes called an interior cud when large enough — forms when a portion of the die face fractures and either falls out or remains partially attached, creating a void in the die. Metal flows into this void during each subsequent strike, producing a raised, featureless blob of silver on the finished coin. Unlike a rim cud, an interior die break does not touch the coin's edge, hence the "interior" designation.
On a 1910 Barber Dime, interior die breaks most often appear on the reverse, where they can obliterate part of the "ONE DIME" inscription, the wreath detail, or the eagle's design elements. The raised blob will be smooth with no detail whatsoever, sharply contrasting with the finely detailed surrounding design. Size matters enormously: a small pinhead-sized break adds modest value, while a large blob covering a significant design area is genuinely collectible.
Interior die break errors on Barber Dimes occupy a niche but active collector segment. Certified examples at PCGS or NGC — particularly those showing large, well-positioned breaks over recognizable design elements — tend to trade at multiples of their base silver value. Minor circulated examples with small breaks typically add $25–$100 to base value, while dramatic Mint State specimens can reach $300 or more depending on the size and visual impact of the die break.
Run it through the calculator to get an instant value estimate — select your mint mark, condition, and check the matching error box.
📊 1910 Barber Dime Value Chart at a Glance
The table below summarizes current market values across all four 1910 Barber Dime issues and four condition tiers, based on PCGS and NGC price guide data and documented auction results through early 2026. For a more detailed step-by-step 1910 dime identification guide, including photo references for each grade level, visit the linked resource.
| Issue | Worn (G–VG) | Circulated (F–EF) | Uncirculated (AU–MS63) | Gem MS (MS64+) |
|---|---|---|---|---|
| 1910 Philadelphia | $12 – $15 | $17 – $96 | $167 – $254 | $500 – $23,500+ |
| 1910-D Denver | $12 – $17 | $20 – $110 | $175 – $350 | $600 – $16,100+ |
| 1910-S San Francisco ⭐ KEY DATE | $14 – $25 | $30 – $175 | $350 – $800 | $1,500 – $21,150+ |
| 1910 Proof (Philadelphia) | — | $600 – $1,200 | $1,500 – $3,500 | $5,000 – $33,600+ |
⭐ = Key date. Values reflect problem-free examples; cleaned or damaged coins typically worth 50–80% less. Proof column: "Worn" entry is N/A as Proofs were collector-only strikes.
📱 CoinHix lets you photograph your 1910 dime and cross-reference its grade against a database of certified examples — a fast on-the-go way to estimate your coin's value tier before consulting a dealer. — a coin identifier and value app
📈 1910 Barber Dime Mintage & Survival Data
The 1910 Barber Dime was produced at three facilities: Philadelphia (the main mint), Denver, and San Francisco. A small collector Proof set was also struck exclusively at Philadelphia. Survival rates vary dramatically from the mintage figures — the 1910-D in particular has fewer known Mint State examples than its mintage would suggest.
| Issue | Mintage | Estimated Survivors (All Grades) | Est. Survivors (MS60+) | Rarity in Gem (MS65+) |
|---|---|---|---|---|
| 1910 Philadelphia | 11,520,000 | Common | Moderate | Scarce above MS67 |
| 1910-D Denver | 3,490,000 | ~15,000 (est.) | ~300 (est.) | R-8.4 (fewer than 60 in MS65+) |
| 1910-S San Francisco ⭐ | 1,240,000 | Scarce | Very scarce | Rare; tops at MS67 |
| 1910 Proof | 551 | Low hundreds | Rare | Extremely rare; PR67+ known |
| Total Business Strikes | 16,250,000 | Combined Philadelphia + Denver + San Francisco | ||
🔬 How to Grade Your 1910 Barber Dime
Grading a Barber Dime centers on the LIBERTY inscription on Liberty's headband — but post-1900 coins have a shallower headband, so examiners must weigh other design elements too. Here are the four key condition tiers and what distinguishes each.
Worn (G–VG)
LIBERTY is partially or mostly worn away — often only a letter or two visible. Liberty's portrait is outlined but lacks internal detail. The date remains readable. Rim may show merging with the field. These are the most common survivors from heavy circulation. Value: silver melt + small premium.
Circulated (F–EF)
LIBERTY is fully readable in Fine; sharp and complete in Extremely Fine. Liberty's hair detail returns progressively from F-12 through EF-45. High points show wear but design elements remain distinct. Mint luster is absent to trace only. Most 1910 dimes surviving today fall in this range — the primary collector grade tier.
Uncirculated (AU–MS63)
Original mint luster present, though AU specimens show slight wear on Liberty's cheek and hair curls. MS60–MS63 coins carry full luster with bag marks or contact marks from mint handling. The "cartwheel" sheen rolls across the fields under a moving light source. Strike quality is typically excellent for Philadelphia issues.
Gem MS (MS64+)
MS64 and above shows full luster with only minor blemishes. MS65 (Gem) is free of distracting marks. MS66 and higher are conditionally rare for all 1910 issues. MS67 is the top grade known for 1910-S and 1910-D; the extraordinary MS68+ Philadelphia holds the series record. Gem 1910 dimes can be significant investments.
🔎 CoinHix can help you match your coin's surface details against graded Barber Dime examples — compare your coin's luster and wear patterns to find your condition tier quickly. — a coin identifier and value app
💰 Where to Sell Your Valuable 1910 Barber Dime
The best venue depends on your coin's grade and whether it's been professionally certified. Here are the four main options, ranked by typical realized price:
🏛️ Heritage Auctions
The world's largest numismatic auction house. Ideal for certified (PCGS/NGC) examples in EF-40 or better, and any gem or key-date 1910-S specimen. Heritage's broad collector base ensures competitive bidding. Expect 15–20% buyer's premium. Best for coins worth $200 or more.
🛒 eBay
Strong market for circulated 1910 dimes at all price points. Check recently sold prices for 1910 Barber Dime listings on eBay to see current comps before you list. Filter by "Sold Items" to see actual realized prices, not just asking prices. PCGS/NGC-certified coins consistently bring 20–40% more than unslabbed examples of similar apparent quality.
🏪 Local Coin Shop
Fast and convenient — bring your coin in for an immediate cash offer. Expect 50–70% of retail value, which is fair given the dealer's overhead and need for margin. Local shops are best for large quantities of circulated coins or for quickly establishing a baseline value before considering other venues.
💬 Reddit r/CoinSales
An active community of collector-to-collector sales with no buyer's premium. Best for coins in the $20–$150 range where auction fees would consume too much profit. Post high-resolution photos showing the mint mark, headband, and reverse detail. Verified sale history builds trust quickly in this community.
❓ Frequently Asked Questions
How much is a 1910 dime worth?
What makes the 1910-S dime special?
What is the 1910-D dime worth?
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How many 1910 Barber Dimes were made?
What errors exist on 1910 dimes?
What is a 1910 Proof Barber Dime worth?
Is a 1910 dime made of silver?
Should I clean my 1910 Barber Dime?
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