15.20ct E SI1 Round Lab Grown Diamond
EX • E/SI1 • GIA 31975261
Certificate GIA 31975261
Diamond specifications and retailer prices
About this 15.2ct lab-grown round diamond
This 15.2ct lab-grown round sits in the over five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 31975261. Listed at 2 retailers as of October 30, 2026, with a relatively tight 4% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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 →2 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
- 15.2ct RoundE/SI1from €8,910across 12 retailersAs of October 29, 2026
- 15.09ct RoundE/SI1from €4,526across 12 retailersAs of October 29, 2026
- 15.09ct RoundE/SI1from €6,820across 2 retailersAs of October 30, 2026
- 17.1ct RoundE/SI1from €5,106across 11 retailersAs of October 29, 2026
- 17.1ct RoundE/SI1from €7,671across 2 retailersAs of October 30, 2026