1.09ct D SI1 Round Lab Grown Diamond
ID • D/SI1 • IGI LG698516538
Shape and cutting style on the report: Round brilliant
Certificate IGI LG698516538
Diamond specifications and retailer prices
About this 1.09ct lab-grown round diamond
This 1.09ct lab-grown round 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 LG698516538 or 698516538. Listed at 13 retailers as of October 29, 2026, with a 322% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 →13 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.
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- 1.09ct RoundD/SI1from €137across 16 retailersAs of October 29, 2026
- 1.09ct RoundD/SI1from €137across 16 retailersAs of October 29, 2026
- 1.09ct RoundD/SI1from €137across 16 retailersAs of October 29, 2026
- 1.09ct RoundD/SI1from €137across 16 retailersAs of October 29, 2026
- 1.09ct RoundD/SI1from €137across 15 retailersAs of October 29, 2026