✨ Sonstiges
mm-zu-Karat-Umrechnung
Enter a stone's diameter in millimetres and shape to estimate carat weight.
mm
Result will appear here
Hinweis: An estimate only — actual weight depends on cut depth and proportions.
Formel
Round ≈ (diameter − 1.43)² ÷ 5.5 · other shapes use a volume factor.