Fineness vs Carat - What's the difference?
fineness | carat |
The ratio, in a precious metal, of the primary metal to any additives or impurities.
The ratio of a ship's length to her beam.
A unit of weight for precious stones and pearls, equivalent to 200 milligrams.
Formerly, any of several units of weight, varying from 189 to 212 mg, the weight of a carob seed.
A measure of the purity of gold, pure gold being 24 carats.