1.09ct D SI1 Radiant Lab Grown Diamond
EX • D/SI1 • IGI LG662439230
Shape and cutting style on the report: Cut cornered rectangular modified brilliant
Certificate IGI LG662439230
Diamond specifications and retailer prices
About this 1.09ct lab-grown radiant diamond
This 1.09ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG662439230 or 662439230. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.
The 4Cs
Specifications
Caratlytics Score
How it works →1 retailer
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
- 1.09ct RadiantD/SI1from $483As of October 31, 2026
- 1.08ct RadiantD/SI1from $296across 9 retailersAs of October 31, 2026
- 1.1ct RadiantD/SI1from $502As of October 31, 2026
- 1.08ct RadiantD/SI1from $489As of October 31, 2026
- 1.08ct RadiantD/SI1from $489As of October 31, 2026
- 1.1ct RadiantD/SI1from $507As of October 31, 2026
- 1.07ct RadiantD/SI1from $175across 17 retailersAs of October 30, 2026
- 1.07ct RadiantD/SI1from $680As of October 29, 2026