Gold Measurements and Weights

1 Ounce Troy                 = 31.1033 Grams
1 Ounce Troy                 = 20 dwt (Pennyweight)
12 Ounces Troy             = 1 Pound Troy
14.5833 Ounces Troy   = 1 Pound Avoirdupois
0.9114 Ounce Troy       = 1 Ounce Avoirdupois
32.15 Ounce Troy          = 1 Kilogram
1 Gram                             = 5.0 Karats
1 Gram                             = 0.643 dwt
1.5552 Grams                 = 1 dwt
28.3495 Grams             = 1 Ounce Avoirdupois
1000 Grams                   = 1 Kilogram
240 dwt                          = 1 Pound Troy
643.01 dwt                     = 1 Kilogram
18.2291 dwt                    = 1 Ounce Avoirdupois
291.666 dwt                    = 1 Pound Avoirdupois
1 Kilogram                      = 2.68 Pounds Troy
1 Kilogram                      = 35.2740 Ounces Avoirdupois
1 Kilogram                      = 2.2046 Pounds Avoirdupois
Metric Ton                      = 1,000 Kilograms
1 Inch                                 = 25.40 Millimeters
1 Millimeter                      = 0.0394 Inch

Karat Gold Values

8 K – .333 or 33.3% pure
10 K – .416 or 41.6% pure
14 K – .583 or 58.3% pure
16 K – .666 or 66.6% pure
18 K – .75 or 75% pure
22 K – .916 or 91.6% pure
24 K – 100% pure