Gold price per gram calculator

Gram-native modeling aligns with jewelry labels and lab reports. We translate spot to grams, then adjust for karat instantly.

Spot reference: $4,369.22 USD / troy ounce · Gold price today

Gram-first calculator

Start in grams for the fastest mental model if you already know weights from a scale.

Results

Estimated melt value (USD)

Pure gold value
Resale estimate
P / L vs buy
Spot reference

How the math works

Spot per gram equals spot per ounce divided by 31.1034768 using the international bullion gram factor.