Use our weight conversion calculator for quick and easy conversions!

Gold, silver, and other precious metals are traded using various units of measure, so knowing your lot's weight in different units is essential. Use our calculator to quickly and easily convert the weight into any unit you need.

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Weight Conversion Chart

Pennyweight Grams Kilograms Grains weight Troy Ounces Troy Pounds Avoirdupois Ounces Avoirdupois Pounds Karats
1 Pennyweight 1 1.552 0.0016 24 0.05 0.004166667 0.0549 0.003428 7.77587
1 Grams 0.64 1 0.001 15.43 0.0322 0.002679241 0.0353 0.002204 5
1 Kilograms 643.01 1000 1 15432 32.151 2.67922 35.274 2.20462 5000
1 Grain 0.04 0.06 0.00006 1 0.002 0.000173 0.0229 0.000142 0.323995
1 Troy oz 20 31.104 0.03115 480 1 0.083333 1.0971 0.068571 155.517
1 Troy lb 240 373.24 0.3732 5760 12 1 13.166 0.822857 1866.208
1 oz avoid 18.23 28.35 0.0284 437.52 0.912 0.075954 1 0.062499 141.747
1 lb avoid 291.68 453.59 0.4536 7000.32 14.583 1.21527 16 1 2267.961
1 Karat 0.13 0.2 0.0002 3.09 0.00643 0.000535 0.00705 0.00044 1