Cross-Retailer Analysis
How diamond prices vary across retailers for the same shape, carat, colour and clarity. Spread analysis from 100+ retailers worldwide.
When the same certified diamond is listed at multiple retailers, prices often vary significantly. Lab-Grown Round diamonds show the widest price variation, with an average spread of 111.6% across retailers. On average, 42% 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 |
|---|---|---|---|---|
| 0.53ct D IF Round (GIA) | $2,386 CAD | $5,965 CAD | $3,579 CAD (150%) | 11 |
| 1.03ct H VVS2 Princess (GIA) | $3,034 CAD | $7,585 CAD | $4,551 CAD (150%) | 10 |
| 3.17ct G VS1 Cushion (IGI) | $2,805 CAD | $7,012 CAD | $4,207 CAD (150%) | 5 |
| 1.01ct E SI1 Oval (GIA) | $3,515 CAD | $8,787 CAD | $5,272 CAD (150%) | 17 |
| 1.53ct D IF Emerald (IGI) | $2,012 CAD | $5,029 CAD | $3,017 CAD (150%) | 3 |
| 0.79ct G VVS2 Pear (GIA) | $2,520 CAD | $6,300 CAD | $3,780 CAD (150%) | 13 |
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 Round | 111.6% | 47.2% | 9,254,910 |
| Lab-Grown Radiant | 110.4% | 46.3% | 2,136,916 |
| Lab-Grown Pear | 109.9% | 48.6% | 2,876,519 |
| Lab-Grown Princess | 107.9% | 46.4% | 1,372,608 |
| Lab-Grown Heart | 107.3% | 54.7% | 854,644 |
| Lab-Grown Asscher | 103.6% | 47.7% | 499,500 |
| Lab-Grown Emerald | 103.3% | 46.9% | 2,489,943 |
| Lab-Grown Oval | 100.2% | 49.2% | 4,257,738 |
| Lab-Grown Marquise | 96.7% | 47.4% | 1,928,805 |
| Lab-Grown Cushion | 91.6% | 44.1% | 1,779,598 |
| Natural Marquise | 67.1% | 35.1% | 547,951 |
| Natural Emerald | 66.8% | 37.7% | 1,186,685 |
| Natural Princess | 64.1% | 37.8% | 575,768 |
| Natural Heart | 63.7% | 36.4% | 478,171 |
| Natural Pear | 63.3% | 37.9% | 1,345,151 |
| Natural Round | 63.3% | 38.9% | 9,273,530 |
| Natural Oval | 61.9% | 37.6% | 1,614,158 |
| Natural Radiant | 58.2% | 35.1% | 435,526 |
| Natural Cushion | 56.8% | 34.0% | 731,958 |
| Natural Asscher | 55.1% | 39.5% | 236,693 |
Compare prices across 100+ retailers worldwide. Find the best deal on your perfect diamond.