0.78ct F SI2 Marquise Lab Grown Diamond
F/SI2 • EC290DD9BB
Diamond specifications and retailer prices
About this 0.78ct lab-grown marquise diamond
This 0.78ct lab-grown marquise sits in the just-under-one-carat band, graded F colour (colourless) and SI2 clarity (slightly-included). Listed at 4 retailers as of October 31, 2026, with prices from $158 to $629, a $471 spread on the same certified stone. NZ Jewellers lists it at $629. 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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