Free tools
Do the maths before you buy or sell.
Short answer: these calculators turn weight, purity and the spot price into melt value and premium, with no sign-up.
Gold melt value calculator
What a piece of gold is worth as metal, from weight, karat and spot price.
Open tool →Silver melt value calculator
Melt value for silver coins, bars and sterling, from weight, purity and spot.
Open tool →Premium over spot calculator
See how far above melt value a dealer's quote is, in money and in percent.
Open tool →Gram to troy ounce converter
Convert between grams, troy ounces, ounces, pennyweights, grains and tolas.
Open tool →Bullion weight tables
Common bar and coin sizes in grams and troy ounces, in one reference table.
Open tool →Your metal is worth knowing about.
Open a free vault and enter your first piece in a minute.