3.00ct H VS1 Marquise Lab Grown Diamond
ID • H/VS1 • IGI LG844683977
Shape and cutting style on the report: Marquise brilliant
Certificate IGI LG844683977
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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844683977 or 844683977. Listed at 21 retailers as of November 2, 2026, with prices from £438 to £1,864, a £1,426 spread on the same certified stone. Brilliant Earth lists it at £1,864. 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 →21 retailers
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