Diamond Price Calculator
Estimate diamond price per carat from the 4Cs: cut, clarity, color, and carat weight.
Inputs
ct
Results
Estimated Price
$11,109.00
≈ 7 months of rent
Price per Carat$11,109.00
Low Estimate$8,887.00
High Estimate$13,331.00
Grade SummaryIdeal / VVS2 / G
How to Use This Calculator
- Enter the Carat Weight and select the Cut Grade from Ideal down to Fair.
- Select the Clarity Grade from FL (Flawless) through SI2.
- Select the Color Grade from D (colorless) through Z.
- Review the estimated Price Per Carat and Total Diamond Value based on Rapaport-aligned benchmarks.
- Use the price to compare retailer quotes and identify over- or under-priced stones.
How the result changes with Carat Weight
| Carat Weight | Estimated Price |
|---|---|
| 1.09 | $12,109.00 |
| 3.56 | $118,644.00 |
| 6.54 | $326,938.00 |
| 9.01 | $450,414.00 |
What each input means
- Carat Weight
- Diamond carat weight
- Cut Grade
- Quality of the diamond cut
- Clarity Grade
- Clarity grade of the diamond
- Color Grade
- Color grade of the diamond
How this is calculated
Worked example, using the default values
- Identify Input Parameters4 parametersCarat Weight = 1, Cut Grade = 0, Clarity Grade = 3, Color Grade = 3 = 4 input(s) provided
- Calculate Estimated PriceEstimated Price11109 = $11,109
- Calculate Price per CaratPrice per Carat11109 = $11,109
- Calculate Low EstimateLow Estimate8887 = $8,887
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