1.56ct J SI1 Cushion Lab Grown Diamond
VG • J/SI1 • IGI LG407985736
Shape and cutting style on the report: Square cushion modified brilliant
Certificate IGI LG407985736
Diamond specifications and retailer prices
About this 1.56ct lab-grown cushion diamond
This 1.56ct lab-grown cushion sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG407985736 or 407985736. Listed at 4 retailers as of November 1, 2026, with prices from £279 to £732, a £452 spread on the same certified stone. MOH London lists it at £732. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.
The 4Cs
Specifications
Caratlytics Score
How it works →4 retailers
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