DiamondonNet Dictionary
DiamondonNet dictionary of common loose diamonds and diamond jewelry terms in the industry and their meanings.
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The standard unit of weight used for gemstones. One carat equals .200 grams (or 200 milligrams). Usually abbreviated ct. Diamonds are weighed to a thousandth (0.001) of a carat and then rounded to the nearest hundredth, or point. Over a carat, diamond weights are usually expressed in carats and decimals. A 1.03 ct. stone, for example, would be described as "one point oh three carats," or "one oh three." A diamond that weighs 0.83 ct. is said to weigh "eighty-three points," or an "eighty-three pointer." .

The width is the horizontal measurement of piece of jewelry. Any band or ring is measured across the widest area on the top. Settings are measured across the widest metal part, closest to where the center diamond is set. All measurements are approximate and refer to the widest part of the piece.

The sale of diamonds and jewelry to other wholesalers, jewelry manufacturers, retailers, jewelry shops, dealers and related subordinated services..