About this calculator

EU hallmarks: 375 = 9 ct, 585 = 14 ct, 750 = 18 ct, 916 = 22 ct, 999 = pure. Pure-gold weight = total × millesimal/1000.

Frequently asked questions

What does the Gold Karat & Value Calculator do?

Pure-gold content and scrap value by karat (EU hallmarks: 375/585/750/916). EU hallmarks: 375 = 9 ct, 585 = 14 ct, 750 = 18 ct, 916 = 22 ct, 999 = pure. Pure-gold weight = total × millesimal/1000.

Is the Gold Karat & Value Calculator free to use?

Yes. Every calculator on Calcurly.com is free, works in your browser without sign-up, and can be embedded on your own website.

How accurate is the Gold Karat & Value Calculator?

Results are calculated in real time using industry-standard formulas. Treat the output as a well-informed estimate — always cross-check with local regulations, product datasheets, or a qualified jewellery professional before committing to a purchase or a job.

What inputs does the Gold Karat & Value Calculator need?

Enter values for: Weight (g), Hallmark, Gold spot €/g. Sensible defaults are pre-filled where possible so you can start with a single change.

Can I embed the Gold Karat & Value Calculator on my own website?

Yes — copy the iframe snippet at the bottom of this page, or use the Embed Generator to customise the size. The embedded version stays in sync with the live calculator on Calcurly.com.