Cross-Retailer Analysis
How diamond prices vary across retailers for the same shape, carat, colour and clarity. Live spread analysis from 100+ retailers worldwide.
When the same certified diamond is listed at multiple retailers, prices often vary significantly. Lab-Grown Radiant diamonds show the widest price variation, with an average spread of 181.1% across retailers. On average, 36% of diamonds in each category are available from two or more retailers, giving buyers meaningful comparison opportunities.
Real Savings Examples
These are actual certified diamonds currently listed at multiple retailers with different prices.
| Diamond | Lowest Price | Highest Price | You Save | Retailers |
|---|---|---|---|---|
| 1.73ct I VS1 Round (IGI) | $1,444 USD | $3,610 USD | $2,166 USD (150%) | 3 |
| 0.70ct D VS1 Princess (GIA) | $1,024 USD | $2,560 USD | $1,536 USD (150%) | 16 |
| 2.85ct F VVS2 Cushion (IGI) | $1,700 USD | $4,250 USD | $2,550 USD (150%) | 3 |
| 6.01ct E VVS2 Oval (IGI) | $1,504 USD | $3,760 USD | $2,256 USD (150%) | 3 |
| 3.01ct E VVS1 Emerald (IGI) | $1,458 USD | $3,645 USD | $2,187 USD (150%) | 5 |
| 5.02ct F VVS2 Pear (IGI) | $1,222 USD | $3,055 USD | $1,833 USD (150%) | 5 |
Price Spread by Category
Categories where retailer prices vary most. Cross-retailer % shows what share of stock is listed at multiple retailers.
By Origin and Shape
Click any row to browse those diamonds in the Explorer.
| Category | Avg. Price Spread | Cross-Retailer % | Total Listings |
|---|---|---|---|
| Lab-Grown Radiant | 181.1% | 36.6% | 241 |
| Lab-Grown Emerald | 134.1% | 31.4% | 154 |
| Natural Marquise | 106.9% | 35.7% | 4,694 |
| Natural Radiant | 104.3% | 24.5% | 2,874 |
| Natural Pear | 101.4% | 38.9% | 14,393 |
| Natural Round | 85.6% | 49.6% | 97,663 |
| Natural Oval | 79.0% | 46.1% | 19,079 |
| Lab-Grown Pear | 78.1% | 24.7% | 882 |
| Lab-Grown Cushion | 74.2% | 35.4% | 57 |
| Natural Princess | 73.8% | 46.1% | 6,969 |
| Natural Heart | 72.9% | 30.8% | 3,041 |
| Natural Emerald | 72.0% | 60.1% | 4,724 |
| Lab-Grown Heart | 71.0% | 17.1% | 45 |
| Lab-Grown Oval | 66.9% | 34.1% | 968 |
| Natural Cushion | 65.7% | 27.9% | 6,418 |
| Lab-Grown Round | 64.5% | 52.9% | 21,980 |
| Natural Asscher | 55.7% | 59.3% | 505 |
| Lab-Grown Marquise | 51.3% | 20.9% | 125 |
| Lab-Grown Princess | 41.9% | 20.3% | 120 |
Compare prices across 100+ retailers worldwide. Find the best deal on your perfect diamond.