4.31ct E FL Marquise Lab Grown Diamond
EX • E/FL • IGI LG793603302
Shape and cutting style on the report: Marquise brilliant
Certificate IGI LG793603302
Diamond specifications and retailer prices
About this 4.31ct lab-grown marquise diamond
This 4.31ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG793603302 or 793603302. Listed at 24 retailers as of October 26, 2026, with prices from $8,828 to $32,371, a $23,543 spread on the same certified stone. Taylor and Hart lists it at $32,371. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.
The 4Cs
Specifications
Caratlytics Score
How it works →24 retailers
Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.
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