Spot reference price: $4,527.57 per troy oz

Source: MetalpriceAPI Updated (UTC): 2026-05-06 10:46:04.886Z UTC Status: Cached

Using last known reference price.

Gold calculators & goldsmith reference tools

Casting Loss Calculator

Estimate starting metal mass for casting losses and sprue/button allowances.

Plan starting metal mass for casting losses, sprues, and buttons.

Target final weight (g) Expected loss % Sprue/button %

Recommended starting mass 0 g