1920 Dime Value Checker: Errors List, “D”, “S” & No Mint Mark Worth

1920 Dime value ranges from $0.10 face value to $72,000. That record was a Grade 67 Full Bands example sold through Heritage Auctions in January 2019. If you’re curious what yours could fetch, upload a photo of your coin below for a quick value range. Scroll down to see recent eBay sales and what buyers are paying today.

 

1920 Dime Value By Variety

Your 1920 dime’s value depends heavily on which mint struck it and whether the bands on the reverse are fully separated.

If you know the grade of your coin, you can find the exact price below in the Value Guides section.

Also Read: Top 70+ Most Valuable Mercury Dimes Worth Money (Chart By Year)

 

Top 10 Most Valuable 1920 Dime Worth Money

The coin sitting at the top of this list is a 1920-S FB graded MS67. It brought $72,000 — and that price makes sense when you consider what had to go right. A San Francisco dime from 1920 with fully separated bands, no marks, and gem-level surfaces? That’s a once-in-a-generation find. The 1920-D FB 67 wasn’t far behind at $52,875 through Legend Rare Coin Auctions in 2019.

Drop one grade point to FB 66, and the numbers fall fast. The 1920-S FB 66 sold for $14,100, the 1920-D FB 66 for $9,600. Still strong money, but it shows how brutal the top of the grading scale is. Even the Philadelphia issue — with over 59 million struck — hit $9,000 at Heritage Auctions for an FB 67. I think that’s the real lesson here: Full Bands plus high grade is what drives this market, not mint mark alone.

 

History Of The 1920 Dime

By 1920, Adolph Weinman’s Winged Liberty Head dime had been in pockets and cash registers for four years. The winged cap on Liberty’s portrait reminded everyone of Mercury, and the nickname stuck permanently.

All three mints were cranking out dimes at a healthy clip through most of 1920. But by year’s end, production had nearly ground to a halt. Here’s the fun detail: between 1920 and 1921, the U.S. economy got hit with deflation estimated between 13 and 15%. Industrial output tanked. Unemployment spiked. Demand for new coinage dried up fast.

The result? The mints managed fewer than 2.5 million dimes combined in 1921 — down from tens of millions the year before. That cliff is what gives the 1920 issue its quiet importance. It was the last year of big Mercury dime production before the series hit one of its roughest stretches.

Also Read: Mercury Dime Coin Value (1916-1945)

 

Is Your 1920 Dime Rare?

Here’s the counterintuitive part: the Philadelphia issue had the biggest mintage at 59 million, yet it has the lowest survival rate of all three mints. Meanwhile, the Denver coin — struck in far smaller numbers — actually has the most survivors. Coins that circulated everywhere wore out and got lost. Coins from smaller mints sometimes got tucked away by early collectors. The Coin Identifier and Value App puts that picture together for you in one place, so you can see exactly where your 1920 dime stands.

 

Key Features Of The 1929 Dime

Before you try to grade or price your coin, it helps to know what you’re actually looking at. Both sides of the 1920 Mercury dime carry specific details that matter for evaluation.

The Obverse Of The 1920 Dime

You’ll see a young Liberty facing left, wearing a winged Phrygian cap — that’s where the “Mercury” nickname comes from. Weinman intended the wings to symbolize “liberty of thought,” not the Roman god, but the public didn’t care. The name stuck.

“LIBERTY” arcs across the top, and “IN GOD WE TRUST” sits to the left of Liberty’s portrait. The date “1920” is at the bottom. Look for Weinman’s initials — AW — positioned midway between the date and the letter Y in “LIBERTY.”

When checking wear on a circulated example, go straight to Liberty’s cheek, the hair strands near her temple, and the high points of the winged cap. Those spots lose detail first.

The Reverse Of The 1920 Dime

Flip it over and you’ll see a fasces — a bundle of rods that Roman lictors carried — wrapped with a large olive branch. Strength and peace, side by side. That was Weinman’s intent. The fasces is bound horizontally and diagonally by a leather strap with loose ends at the bottom. The lettering is Roman-style and deliberately understated. “UNITED STATES OF AMERICA” and “ONE DIME” frame the outer edge.

The mint mark sits to the right of the first E in “ONE DIME.” A small “D” means Denver, “S” means San Francisco. No letter? That’s Philadelphia.

Now, the detail you really care about: the horizontal bands binding the fasces. When those bands are sharply struck and fully separated, the coin earns the FB — Full Bands — designation. That single detail can multiply the coin’s value several times over.

Other Features Of The 1920 Dime

The 1920 Mercury dime is 90% silver and 10% copper, weighs 2.50 grams, and measures 17.9 mm across. The edge is reeded — those small parallel grooves running around the rim, same as a modern dime.

That silver content gives every 1920 dime a floor price based on melt value. Even a beat-up, barely readable example is worth more than ten cents just for the metal.

Also Read: Top 100 Rarest Dimes Worth Money (Most Expensive)

 

1920 Dime Mintage & Survival Data

Philadelphia struck 59,030,000 dimes in 1920 — yet only 0.0102% survive today. That’s the lowest survival rate of all three mints. Tens of millions of coins circulated hard, wore out, and disappeared.

Denver tells a different story. With 19,171,000 struck — roughly a third of Philly’s output — the 1920-D actually has the highest survival rate at 0.0391%, with about 7,500 examples still around. To put that in perspective, you could fit every known surviving 1920-D into a single large suitcase.

San Francisco had the smallest mintage at 13,820,000, and only around 4,000 are estimated to survive. Finding a nice 1920-S in top condition is the toughest hunt of the three.

Also Read: Top 100 Most Valuable Roosevelt Dimes Worth Money List (Year Chart)

 

The Easy Way to Know Your 1920 Dime Value

You need two things to start: the mint mark and the condition. The mint mark tells you where it was struck. The condition — from heavily worn to fully uncirculated — drives what a buyer will pay.

After that, check the strike. Are those bands on the fasces fully separated? That one detail can be the difference between a $100 coin and a $10,000 coin.

If you want a quick and accurate picture, the Coin Identifier and Value App walks you through each of these factors and gives you a current value based on what coins like yours are actually selling for.

 

1920 Dime Value Guides

The 1920 Mercury Dime comes in three distinct varieties based on the mint that produced it:

• 1920 No Mint Mark Dime — struck at the Philadelphia Mint
• 1920-D Dime — struck at the Denver Mint
• 1920-S Dime — struck at the San Francisco Mint

A heavily worn example starts around $5. Clean uncirculated coins jump fast — MS63 values hit around $125 for Philadelphia and over $500 for Denver and San Francisco. The biggest value driver in mint state is the Full Bands designation, which requires all four horizontal bands on the reverse to be fully separated and distinct. Condition and mint mark together set the price.

 

1920 No Mint Mark Dime Value

Most collectors start here. The Philadelphia issue sits in the middle of the three 1920 varieties for survival numbers, making it the natural entry point for building a complete set.

In circulated grades, clean examples are out there if you’re patient. Grab a loupe and check Liberty’s cheek and the fine hair strands near her ear — those high points wear first. A coin that looks “fine” in hand can tell a very different story under magnification.

At the top end, a certified MS67 Full Bands example sold at Heritage Auctions for approximately $9,000. Even the most common mint can produce serious money when the strike is right. For most buyers, though, a solid mid-grade uncirculated piece gives you the best balance of quality and value.

Major auction houses have handled the 1920 Philadelphia dime for decades, and the results tell a clear story about where collector interest truly lies.

Rare 1920 Dime Error List

Error coins from 1920 are genuinely uncommon. Most surface through dealer lots and collector holdings rather than headline auctions — which makes cherrypicking one all the more satisfying.

1. 1920 Off-Center Strike Error

This happens when the planchet isn’t seated properly before the die comes down. Part of the design strikes normally while the rest shows a smooth, blank crescent of unstruck metal.

The shift is measured as a percentage. A 10% off-center means a small sliver of design is missing. A 60% example is dramatic and immediately obvious. The bigger the shift, the rarer the coin.

Date visibility is everything for value. An off-center 1920 dime with the full date showing is worth far more than one where the date got lost in the blank area. A 1920 Mercury Dime struck 10% off-center, certified PCGS Genuine Uncirculated Details, has appeared at GreatCollections auction.

This is one of the easiest errors to spot. If the design isn’t centered and there’s a smooth blank area along one edge, you might have something worth a closer look.

2. 1920 Broad Strike Error

A broadstrike happens when the retaining collar — the ring that holds the planchet in place — fails to engage. Without that collar, the metal spreads outward under pressure.

The giveaway is diameter. A genuine broadstrike measures noticeably larger than the standard 17.91mm. The rim is flat or absent, there’s no reeding, but the full design is still present and centered. That’s what separates it from other error types.

On a coin over a century old, a well-preserved broadstrike with original luster is a tough find. The design looks complete — it’s the shape and edge that tell you something went wrong at the press.

3. 1920 Die Break (Cud) Error

Dies wear out. After thousands of strikes, stress fractures form. Metal flows into those cracks during striking and leaves raised lines or lumps on the finished coin. When a fracture reaches the rim and a chunk of the die breaks away entirely, you get a “cud.”

A cud shows up as a raised, featureless blob right at the coin’s edge, sitting above the normal rim level. Bigger and more defined cuds get more attention. Placement near a key design element adds appeal.

A circulated 1920 Mercury Dime with prominent die breaks on the obverse sold for approximately $45 on an online marketplace in early 2024. Higher-grade examples with dramatic, rim-touching cuds bring significantly more.

Spotting one is straightforward — an unexplained raised bump near the edge is your signal to look closer.

4. 1920 Partial Collar Error (Railroad Rim)

This one happens when the coin isn’t seated level in the coining chamber. Part of the edge strikes inside the collar normally with full reeding. The rest escapes and spreads outward, creating a stepped, uneven edge — the “railroad rim.”

Run your finger along the edge. You’ll feel the transition between the reeded section and the flat, expanded section where the collar didn’t contain the metal. It’s one of the most tactilely satisfying errors to hold.

At least one example — a Philadelphia issue graded PCGS MS64 — has been certified and offered for sale, confirming this as a documented mint error for the date.

5. 1920 Double Die Obverse (DDO) Error

This is the big one. The DDO originates during die manufacturing — the hub stamp gets applied more than once with a slight misalignment between impressions. Every coin that die strikes carries the doubled image.

On the 1920 DDO, look at the lettering in LIBERTY, the date, and IN GOD WE TRUST under magnification. The doubling should be consistent and mechanical-looking, not mushy or worn.

An authenticated 1920 Mercury Dime DDO graded AU58 sold for approximately $4,200 at auction in early 2024. Even lower-grade circulated examples with visible doubling carry a meaningful premium over a standard 1920 dime.

 

Where To Sell Your 1920 Dime?

You’ve learned the value of your 1920 Dimes and what makes certain pieces worth keeping. The next step is finding the right marketplace to sell them. Below, you’ll find trusted platforms for selling coins online, complete with detailed information about their features, benefits, and potential drawbacks.

Check out now: Best Places To Sell Coins Online (Pros & Cons)  

 

1920 Dime Market Trend

*Market Trend Chart showing the number of people paying attention to this coin.

 

FAQ About The 1920 Dime

1. What is a 1920 Mercury Dime worth today?

A well-worn Philadelphia example starts around $5.05 in Good grade. San Francisco runs closer to $6.05 at the same level. In uncirculated condition, the 1920-S can reach $790 and the 1920-D pushes to $730.

Full Bands changes everything. A 1920-D FB in mint state can exceed $10,000. The top of the market belongs to the 1920-S FB, where exceptional examples have sold for tens of thousands at major auction houses.

2. How do I know which mint struck my 1920 dime?

Check the reverse, to the right of the first E in “ONE DIME.” A small “D” means Denver, “S” means San Francisco. No letter at all? That’s Philadelphia — the only mint in 1920 that didn’t use a mint mark. A loupe helps, especially on worn examples where the mint mark can be faint.

3. What does “Full Bands” mean, and why does it matter so much?

Full Bands — abbreviated FB — refers to the horizontal bands binding the fasces on the reverse. All four bands must be fully separated and distinct with no interruptions or flatness. It’s a strike quality designation, not a condition grade.

The value gap is huge. A 1920-D in MS grade is worth around $730 without FB. With FB at the same level, it can push past $10,000. That’s why you’ll see collectors flipping every Mercury dime straight to the reverse first.

4. Which 1920 dime is the rarest and most valuable?

The 1920-S FB. Smallest mintage at 13,820,000, lowest estimated surviving population at around 4,000 coins, and inconsistent strike quality that makes Full Bands examples genuinely scarce.

The highest recorded sale for a 1920-S FB 67 reached $72,000. Even a step down to FB 66 still realized $14,100.

5. Is a 1920 dime silver? How much silver is in it?

Yes — 90% silver, 10% copper, weighing 2.50 grams. That works out to approximately 0.07234 troy ounces of pure silver per coin. Even a heavily worn example has a melt value well above its ten-cent face.

6. Why does the 1920-D have more survivors than the 1920-S even though fewer were made?

It comes down to saving habits, not mintage. The 1920-D had 19,171,000 struck and about 7,500 survivors — a 0.0391% survival rate, highest of the three. The 1920-S, despite a smaller mintage of 13,820,000, has only around 4,000 known survivors.

Coins from smaller mints sometimes got set aside by early collectors. But that wasn’t always enough to offset heavy circulation losses. Philadelphia is the extreme case — 59,030,000 struck, yet its survival rate sits at just 0.0102%.

7. How do I check the condition of my 1920 dime at home?

Start on the obverse. Check Liberty’s cheek, the hair strands near her temple, and the high points of the winged cap — those areas show wear first. Even light friction can drop a grade meaningfully.

Flip it over and focus on the horizontal bands of the fasces. Any flatness there rules out Full Bands. For anything that looks AU or better, professional certification from PCGS or NGC is the smartest next step.

8. What is the most valuable error on a 1920 Mercury Dime?

The Double Die Obverse. It shows clear doubling on the lettering, date, and motto, caused by a misaligned hub impression during die production. An authenticated 1920 DDO graded AU-58 sold for approximately $4,200 at auction.

The Off-Center Strike is another good one to watch for — and easier to spot at home. A 1920 example struck 10% off-center has been certified by PCGS.

9. What was happening historically that makes the 1920 dime significant?

It was the last year of big Mercury dime production before things fell apart. All three mints were striking dimes at a healthy pace through most of 1920, but production had virtually stopped by year’s end.

Between 1920 and 1921, the U.S. economy experienced deflation estimated between 13 and 15%. Combined mintage across all three mints fell to fewer than 2.5 million dimes in 1921 — down from tens of millions in 1920.

10. Where is the best place to sell a 1920 Mercury Dime?

For high-grade or certified specimens, Heritage Auctions and Stack’s Bowers attract the most competitive bidding. For circulated or lower-value examples, eBay and specialized online coin dealers are more practical.

If your coin is uncirculated, get it slabbed first. A certified coin gives buyers confidence and typically sells for meaningfully more than a raw example in comparable condition.