1.51ct D IF Radiant Lab Grown Diamond
ID • D/IF • IGI LG823644554
Shape and cutting style on the report: Cut cornered rectangular modified brilliant
Certificate IGI LG823644554
Diamond specifications and retailer prices
About this 1.51ct lab-grown radiant diamond
This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG823644554 or 823644554. Listed at 20 retailers as of October 28, 2026, with prices from $273 to $2,455, a $2,182 spread on the same certified stone. Rare Carat lists it at $2,455. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.
The 4Cs
Specifications
Caratlytics Score
How it works →20 retailers
Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.
Similar diamonds
- 1.51ct RadiantD/IFfrom $308across 27 retailersAs of October 30, 2026
- 1.51ct RadiantD/IFfrom $290across 27 retailersAs of October 30, 2026
- 1.51ct RadiantD/IFfrom $308across 27 retailersAs of October 30, 2026
- 1.51ct RadiantD/IFfrom $279across 26 retailersAs of October 30, 2026
- 1.51ct RadiantD/IFfrom $308across 26 retailersAs of October 30, 2026
- 1.51ct RadiantD/IFfrom $276across 26 retailersAs of October 30, 2026
- 1.51ct RadiantD/IFfrom $290across 26 retailersAs of October 30, 2026
- 1.51ct RadiantD/IFfrom $290across 26 retailersAs of October 30, 2026