2.56ct D SI1 Marquise Lab Grown Diamond
ID • D/SI1 • IGI LG841611681
Shape and cutting style on the report: Marquise brilliant
Certificate IGI LG841611681
Diamond specifications and retailer prices
About this 2.56ct lab-grown marquise diamond
This 2.56ct lab-grown marquise sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841611681 or 841611681. Listed at 7 retailers as of November 1, 2026, with prices from $720 to $2,605, a $1,885 spread on the same certified stone. MOH London lists it at $2,605. 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 →7 retailers
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