4.05ct E IF Radiant Lab Grown Diamond
ID • E/IF • IGI LG626422994
Shape and cutting style on the report: Cut cornered rectangular modified brilliant
Certificate IGI LG626422994
Diamond specifications and retailer prices
About this 4.05ct lab-grown radiant diamond
This 4.05ct lab-grown radiant 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 LG626422994 or 626422994. Listed at 28 retailers as of October 24, 2026, with a 87% 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 →28 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.
Similar diamonds
- 4.05ct RadiantE/IFfrom $4,100across 25 retailersAs of October 30, 2026
- 4.05ct RadiantE/IFfrom $2,131across 23 retailersAs of October 30, 2026
- 4.05ct RadiantE/IFfrom $4,549across 21 retailersAs of October 29, 2026
- 4.05ct RadiantE/IFfrom $4,075across 20 retailersAs of October 30, 2026
- 4.06ct RadiantE/IFfrom $2,164across 23 retailersAs of October 30, 2026
- 4.06ct RadiantE/IFfrom $4,335across 22 retailersAs of October 26, 2026
- 4.06ct RadiantE/IFfrom $2,502across 16 retailersAs of October 29, 2026
- 4.03ct RadiantE/IFfrom $5,563across 23 retailersAs of October 24, 2026