3.05ct G IF Marquise Lab Grown Diamond
GD • G/IF • IGI LG823681075
Shape and cutting style on the report: Modified marquise step cut
Certificate IGI LG823681075
Diamond specifications and retailer prices
About this 3.05ct lab-grown marquise diamond
This 3.05ct lab-grown marquise sits in the three to five carat band, graded G colour (near-colourless) and IF clarity (flawless or internally-flawless), with a standard cut grade and certified by IGI LG823681075 or 823681075. Listed at 3 retailers as of October 31, 2026, with prices from £3,277 to £4,799, a £1,522 spread on the same certified stone. Brilliant Earth lists it at £4,799. 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 →3 retailers
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