metric carat

metric carat

[′me·trik ‚kar·ət]
(lapidary)
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| Carat - Diamonds are weighed on a scale of metric carats, abbreviated as ct., one being equal to about one fifth of a gram or 200 milligrams.
The Wittelsbach (below) weighs 35.56 metric carats and measures 24.40mm in diameter and 8.29mm in depth.
Weighing 726 metric carats in the rough, the Jonker is the third largest South African rough, and the world's seventh largest diamond on record.