17.60ct G SI1 Cushion Lab Grown Diamond
ID • G/SI1 • IGI LG644435875
Shape and cutting style on the report: Cushion brilliant
Certificate IGI LG644435875
Diamond specifications and retailer prices
About this 17.6ct lab-grown cushion diamond
This 17.6ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG644435875 or 644435875. Listed at 8 retailers as of October 31, 2026, with prices from €2,885 to €10,795, a €7,910 spread on the same certified stone. Brilliant Earth lists it at €10,795. 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 →8 retailers
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