Coin Weights and Measures

The United States uses the Troy System whereas most of the world uses metrics to measure weights.

The conversion equivalents in each system are:

1 Ounce Troy= 31.1033 Grams
1 Ounce Troy= 480 Grains
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 Ounces Troy= 1 Kilogram
1 Gram= 5.3 Karats
1 Gram= 15.432 Grains
1 Gram= 0.643 dwt
1.5552 Grams= 1 dwt
1000 Grams= 1 Kilogram
28.3495 Grams= 1 Ounce Avoirdupois
24 Grains= 1 dwt
5.760 Grains= 1 Pound Troy
15243 Grains= 1 Kilogram
437.5 Grains= 1 Ounce Avoirdupois
7000 Grains= 1 Pound Avoirdupois
1 Grain= 0.0648 Gram
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
1 Inch= 25.40 Millimeters
1 Millimeter= 0.0394 Inch

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