3.45ct E FL Marquise Lab Grown Diamond
EX • E/FL • IGI LG799696875
Shape and cutting style on the report: Marquise brilliant
Certificate IGI LG799696875
Diamond specifications and retailer prices
About this 3.45ct lab-grown marquise diamond
This 3.45ct 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 LG799696875 or 799696875. Listed at 28 retailers as of October 30, 2026, with prices from €4,575 to €22,436, a €17,861 spread on the same certified stone. Taylor and Hart lists it at €22,436. 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 →28 retailers
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