饰品行业检验印记

Gold Hallmarks
.999 99.9% gold 24 carat
.916 91.6% gold 22 carat
.750 75% gold 18 carat
.583 58.3% gold 14 carat
.417 41.7% gold 10 carat
.375 37.5% gold 9 carat

 

Silver Hallmarks
999 99.9% silver Fine Silver
925 92.5% silver Sterling Silver
900 90% silver Coin Silver