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Carat Weight Calculator
Estimate diamond or gemstone carat weight from measurements
Formula: $\text{Carat Weight} = (\text{Length} \times \text{Width} \times \text{Depth}) \times \text{Shape Factor}$. Enter stone dimensions in millimeters below.
Stone Parameters
Calculation Results
⚠️ For educational and estimation purposes only. Actual weight may vary depending on cut proportions, girdle thickness, and pavilion angle.