4.02ct D SI1 Heart Lab Grown Diamond
GD • D/SI1 • IGI LG763612339
Shape and cutting style on the report: Heart brilliant
Certificate IGI LG763612339
Diamond specifications and retailer prices
About this 4.02ct lab-grown heart diamond
This 4.02ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG763612339 or 763612339. Listed at 14 retailers as of October 25, 2026, with prices from £455 to £2,103, a £1,649 spread on the same certified stone. MOH London lists it at £2,103. 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 →14 retailers
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