Karats
Grams
DWT
Ounces
10k
18.5718.57 28.8828.88 577.55577.55
14k
25.9625.96 40.3740.37 807.46807.46
16k
29.7029.70 46.1946.19 923.80923.80
18k
33.4033.40 51.9451.94 1,038.761,038.76
21k
38.9638.96 60.5960.59 1,211.881,211.88
22k
40.5240.52 63.0263.02 1,260.361,260.36
24k
44.4844.48 69.1869.18 1,383.621,383.62
Platinum .900
20.5520.55 31.9631.96 639.30639.30
Platinum .950
21.7021.70 33.7433.74 674.82674.82
Platinum .999
22.8122.81 35.4835.48 709.62709.62
Sterling Silver .925
0.490.49 0.750.75 15.1015.10