4.20ct D IF Round Lab Grown Diamond
EX • D/IF • GIA 3515707720
Certificate GIA 3515707720
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 GIA 3515707720. Listed at 15 retailers as of October 29, 2026, with prices from €4,246 to €29,753, a €25,506 spread on the same certified stone. Do Amore Diamonds lists it at €29,753. 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 →15 retailers
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