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 Cushion diamonds show the widest price variation, with an average spread of 120.6% across retailers. On average, 33% 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 |
|---|---|---|---|---|
| 2.49ct E VS1 Oval (IGI) | $1,391 CAD | $3,478 CAD | $2,087 CAD (150%) | 7 |
| 3.10ct D VS2 Marquise (IGI) | $1,402 CAD | $3,506 CAD | $2,104 CAD (150%) | 3 |
| 0.74ct E VVS2 Cushion (GIA) | $1,552 CAD | $3,880 CAD | $2,328 CAD (150%) | 5 |
| 3.90ct D VVS2 Radiant (IGI) | $3,259 CAD | $8,149 CAD | $4,889 CAD (150%) | 3 |
| 0.70ct E VVS1 Emerald (GIA) | $1,646 CAD | $4,116 CAD | $2,469 CAD (150%) | 9 |
| 3.09ct E VVS2 Round (IGI) | $1,480 CAD | $3,700 CAD | $2,220 CAD (150%) | 4 |
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 Cushion | 120.6% | 29.7% | 84 |
| Natural Marquise | 105.1% | 24.2% | 9,579 |
| Natural Pear | 88.3% | 29.1% | 22,821 |
| Lab-Grown Pear | 85.0% | 28.0% | 345 |
| Natural Radiant | 82.7% | 16.9% | 7,559 |
| Natural Oval | 82.4% | 35.1% | 29,135 |
| Natural Round | 81.0% | 42.8% | 135,354 |
| Lab-Grown Round | 80.2% | 38.4% | 14,898 |
| Natural Princess | 75.8% | 26.3% | 10,925 |
| Lab-Grown Emerald | 75.0% | 26.8% | 318 |
| Natural Emerald | 68.1% | 50.3% | 5,678 |
| Lab-Grown Radiant | 63.9% | 47.9% | 269 |
| Natural Heart | 63.6% | 19.6% | 6,705 |
| Lab-Grown Oval | 62.4% | 24.1% | 751 |
| Natural Cushion | 57.9% | 22.5% | 12,050 |
| Natural Asscher | 57.2% | 52.3% | 488 |
| Lab-Grown Princess | 45.8% | 32.6% | 138 |
| Lab-Grown Heart | 42.8% | 58.8% | 24 |
| Lab-Grown Marquise | 40.8% | 25.2% | 48 |
Compare prices across 100+ retailers worldwide. Find the best deal on your perfect diamond.