โจ Lain-lain
Penukaran mm ke Karat
Enter a stone's diameter in millimetres and shape to estimate carat weight.
mm
Result will appear here
Penafian: An estimate only โ actual weight depends on cut depth and proportions.
Formula
Round โ (diameter โ 1.43)ยฒ รท 5.5 ยท other shapes use a volume factor.