Silver is the cheapest precious metal and used in jewelry pieces of all kinds. Pure, or fine, silver is quite soft, so when used in jewelry pieces, silver is most commonly alloyed with another metal to add strength. 1
| Alloy | Fineness | Composition |
|---|---|---|
| Fine Silver | 999 | > 99.9% Ag 1 |
| Britannia Silver | 958 | > 95.8% Ag, Cu 1 |
| Argentium Silver | 935, 940, 960 | > 93.5% Ag, Cu, Ge 2 |
| Sterling Silver | 925 | > 92.5% Ag, Cu 1 |