The 1916-D Mercury dime is one of the most sought-after coins in U.S. numismatics, known for its extremely low mintage and historical significance as the key date in the Winged Liberty Head "Mercury" dime series. Although widely considered rare, there is an ample supply of circulated specimens, but mint-condition examples are scarce, partly due to hoarding at the time of issue. The coin’s rarity has made it a prime target for counterfeiters, particularly through the addition of a “D” mintmark.
Designed by Adolph A. Weinman, the Mercury dime was first minted in 1916. The 1916-D issue, produced at the Denver Mint, had the lowest mintage of the series, with only 264,000 coins struck. This low mintage resulted from an abrupt halt in dime production as the Denver Mint shifted focus to producing quarters, leading to the coin's reputation as a rarity.
| Specifications | |
|---|---|
| Size | 17.9 millimeters |
| Denomination | 0.10 USD |
| Gross Weight | 2.5 grams |
| Actual Silver Weight | 0.0723 troy ounces of silver |
| Fineness/Composition | 90% silver, 10% copper |
| Diameter | 17.9 millimeters |
| Thickness | 1.35 millimeters |
| Specific Gravity | ~10.34 |
| Numismatic Price Range | $800 - $200000 |
The coin features a portrait of Liberty wearing a winged cap on the obverse, symbolizing freedom of thought. The reverse displays a fasces—an ancient Roman symbol of authority—intertwined with an olive branch, representing peace. The Denver Mint's "D" mintmark appears on the reverse, near the fasces. Many surviving coins are well-struck, with Full Bands on the fasces, indicating clear horizontal and diagonal bands, though weaker strikes can occasionally be found.
The 1916-D Mercury dime is a key coin in the Mercury dime series, representing the historical transition from the Liberty Head design to the Winged Liberty Head design. It has become a symbol of rarity within U.S. coin collections and holds a near-mythical status due to its low mintage. The coin’s scarcity in mint state, combined with its cultural symbolism of liberty, has kept it in high demand among collectors.
Due to its key date status, the 1916-D Mercury dime commands a high numismatic value. Circulated examples can range from hundreds to thousands of dollars, depending on condition, while mint-state specimens can fetch tens of thousands. Counterfeit versions, particularly those with added mintmarks, are common, making professional authentication essential for high-value transactions.
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