How much ounces is 18 karat gold?

1 oz = 0.0283495231 kilograms

Answer:

Gold is weighed on the Troy ounce basis. A 1 kg mass of gold would be 32.15 oz. Troy.

If you weighed the same mass of gold on your kitchen scales using the Avoirdupois system the reading would be 35.27 oz. Avoirdupois