4.09ct E SI2 Cushion Lab Grown Diamond
ID • E/SI2 • IGI LG743561585
Shape and cutting style on the report: Square cushion modified brilliant
Certificate IGI LG743561585
Diamond specifications and retailer prices
About this 4.09ct lab-grown cushion diamond
This 4.09ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG743561585 or 743561585. Listed at 13 retailers as of October 27, 2026, with prices from £296 to £3,642, a £3,346 spread on the same certified stone. Brilliant Earth lists it at £3,642. 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
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