β¨ Other
Diamond Carat Calculator
Enter a diamond's weight in grams or the diameter of a round diamond to estimate carats.
g
mm
Result will appear here
Formula
1 ct = 0.2 g Β· round diamond carat β (diameter β 1.43)Β² Γ· 5.5
β¨ Other
Enter a diamond's weight in grams or the diameter of a round diamond to estimate carats.
Result will appear here
1 ct = 0.2 g Β· round diamond carat β (diameter β 1.43)Β² Γ· 5.5