3.91ct D VS1 Radiant Lab Grown Diamond
ID • D/VS1 • IGI LG728501454
Shape and cutting style on the report: Cut cornered rectangular modified brilliant
Certificate IGI LG728501454
Diamond specifications and retailer prices
About this 3.91ct lab-grown radiant diamond
This 3.91ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG728501454 or 728501454. Listed at 16 retailers as of October 29, 2026, with a 235% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 →16 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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