2.43ct F FL Radiant Lab Grown Diamond
F/FL
Diamond specifications and retailer prices
About this 2.43ct lab-grown radiant diamond
This 2.43ct lab-grown radiant sits in the two to three carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless) and certified by IGI. Listed at 6 retailers as of October 30, 2026, with prices from £487 to £3,377, a £2,891 spread on the same certified stone. Helzberg Diamonds lists it at £3,377. 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 →6 retailers
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