3.00ct E IF Marquise Lab Grown Diamond
ID • E/IF • IGI LG814643390
Shape and cutting style on the report: Hexagonal modified brilliant
Certificate IGI LG814643390
Diamond specifications and retailer prices
About this 3ct lab-grown marquise diamond
This 3ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG814643390 or 814643390. Listed at 4 retailers as of October 24, 2026, with a relatively tight 11% spread, which is unusual at this carat range and suggests competitive pricing across the listings. 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 →4 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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