4.20ct D IF Round Lab Grown Diamond
ID • D/IF • IGI LG807639396
Shape and cutting style on the report: Round brilliant
Certificate IGI LG807639396
Diamond specifications and retailer prices
About this 4.2ct lab-grown round diamond
This 4.2ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG807639396 or 807639396. Listed at 7 retailers as of October 30, 2026, with prices from €2,844 to €7,265, a €4,421 spread on the same certified stone. Taylor and Hart lists it at €7,265. 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 →7 retailers
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