1.00ct J SI2 Oval Lab Grown Diamond
ID • J/SI2 • IGI LG384929452
Shape and cutting style on the report: Oval brilliant
Certificate IGI LG384929452
Diamond specifications and retailer prices
About this 1ct lab-grown oval diamond
This 1ct lab-grown oval sits in the classic one-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG384929452 or 384929452. Listed at 4 retailers as of November 6, 2026, with prices from £195 to £568, a £373 spread on the same certified stone. The Diamond Guys lists it at £568. 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 →4 retailers
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