Free calculators for gold, silver, platinum, and palladium — live spot prices, karat and fineness guides, no signup required.

Choose what you want to calculate.
Multiply the item's weight by its purity (karat for gold, fineness for the others) and by the current spot price per gram. Our calculators do this automatically using today's live price for each metal.
Yes. All calculators, price pages, and guides on Melt Value Pro are free, with no signup required.
Spot prices refresh automatically every few minutes so calculators reflect current market conditions.