Gold Converter

International spot price (USD per troy ounce) is divided by 31.1035 (grams per troy ounce) to get USD per gram, multiplied by your weight in grams, adjusted for karat purity (24K = 100%, 22K = 91.66%, 21K = 87.5%, 18K = 75%, 14K = 58.33%), then multiplied by the live USD→target FX rate. Result excludes retailer making charges, VAT/GST, and dealer margin.

1 tola = 11.6638 grams. The Indian retail standard, used by the Reserve Bank of India. The pre-decimalization tola was the British Indian standard of 180 grains.

1 tael (Hong Kong / Macao 司馬兩 standard) = 37.4290 grams. Mainland China retail uses grams; the tael persists in Hong Kong, Singapore, and among the Greater China diaspora.

1 troy ounce = 31.1034768 grams. The international wholesale unit for gold, silver, and platinum. Distinct from the avoirdupois ounce (28.3495g) used for everything else. LBMA, COMEX, and London PM Fix all quote per troy ounce.

22K is 91.66% pure gold, the rest is alloy (usually copper or silver) for hardness. 24K is 100% pure. Per gram, 22K's metal value is approximately 91.66% of 24K's, because you're paying for 91.66% as much gold per unit weight.

No. The output is the metal value only, at the live spot rate. It excludes retailer making charges (typically 8-25% in India, 0-15% in UAE, varies elsewhere), VAT/GST (3% gold + 5% making in India; 5% on jewelry in UAE; 11% PPN in Indonesia), and dealer margin.

USD spot price × the exchange rate of that currency, from our exchange rate sources, which update automatically. The result is the metal value only.

Yes. /api/v1/price/XAU/USD returns the price per troy ounce and per gram on every plan, including Free. Change the last part for another currency, and add ?karat=22 for another karat.