4.07 ct Radiant Lab-grown diamond (E / SI1) — IGI certificate 692506621
A 4.07 carat radiant lab-grown diamond, E color, SI1 clarity, Ideal cut. Facet Wire tracks this exact certificate so its price can be checked against the live market before you buy.

Stone specifications
| Shape | Radiant |
|---|---|
| Carat | 4.07 |
| Color | E |
| Clarity | SI1 |
| Cut | Ideal |
| Type | Lab-grown |
| Certificate | IGI 692506621 |
Where this stone is listed Cert matched
This exact certificate is currently listed by 2 retailers in 2 listings. Lowest: $1,479 at Adiamor — $1,453 less than the highest tracked listing of this same stone.
| Retailer | Price | $/ct | vs lowest | Deal check |
|---|---|---|---|---|
| Adiamor | $1,479 | $363 | Lowest | Fair Price -1% vs median $/ct for identical specs · 9 stones |
| MiaDonna | $2,932 | $720 | +$1,453 | Overpriced +96% vs median $/ct for identical specs · 9 stones |
Facet Wire tracks 64108 radiant lab-grown diamonds; their median price is $478 per carat. This stone's lowest tracked price works out to $363 per carat. This page is one of 981579 certificate pages Facet Wire maintains — one for every tracked certificate.
Price tracked by Facet Wire — updated daily. First tracked 2026-10-28. Listings can sell or change price at any time; the retailer's own page is the final word at checkout.