✨ その他
ダイヤモンドカラット計算機
Enter a diamond's weight in grams or the diameter of a round diamond to estimate carats.
g
mm
Result will appear here
計算式
1 ct = 0.2 g · round diamond carat ≈ (diameter − 1.43)² ÷ 5.5
✨ その他
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 · round diamond carat ≈ (diameter − 1.43)² ÷ 5.5