
The Silver Proof Set 2021 (21RH) went on sale Sep 19, 2024 at $245.00 with no published product limit. As of Oct 15, 2026, 10,435 are available.
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| Specification | Penny | Nickel | Dime | Quarter | Half dollar | Native American $1 Coin |
|---|---|---|---|---|---|---|
| Composition | 2.5% Copper, Balance Zinc | 25% Nickel, Balance Copper | 99.9% Silver | 99.9% Silver | 99.9% Silver | 6% Zinc, 3.5% Manganese, 2% Nickel, Balance Copper |
| Weight | 2.500 grams | 5.000 grams | 2.537 grams | 6.343 grams | 12.685 grams | 8.100 grams |
| Diameter | 0.750 inch (19.05 mm) | 0.835 inch (21.21 mm) | 0.705 inch (17.91 mm) | 0.955 inch (24.26 mm) | 1.205 inches (30.61 mm) | 1.043 inches (26.49 mm) |
| Edge | Plain | Plain | Reeded | Reeded | Reeded | Lettered |
| Mint and Mint Mark | San Francisco – S | San Francisco – S | San Francisco – S | San Francisco – S | San Francisco – S | San Francisco – S |