Round diamond — IGI certificate 639481616
A 3.99 carat round lab-grown diamond, D color, VVS2 clarity, I cut. Facet Wire tracks this exact certificate so its price can be checked against the live market before you buy.

Stone specifications
| Shape | Round |
|---|---|
| Carat | 3.99 |
| Color | D |
| Clarity | VVS2 |
| Cut | I |
| Type | Lab-grown |
| Certificate | IGI 639481616 |
Where this stone is listed
Facet Wire currently tracks this certificate at one retailer. If another store lists the same certificate, it will appear here automatically.
| Retailer | Price | $/ct | vs lowest | Deal check |
|---|---|---|---|---|
| New World Diamonds | $4,615 | $1,157 | Lowest | — |
Same specs at other retailers
Stones with identical specs — Round, D color, VVS2 clarity, carat within 0.10 — are tracked at other retailers (cheapest of them: Frank Darling at $8,546), and none is currently cheaper than this certificate's lowest tracked price of $4,615. Spec-matched stones are not the same physical diamond; only a matching certificate number proves that. How we match.
Facet Wire tracks 2215 round lab-grown diamonds; their median price is $541 per carat. This stone's lowest tracked price works out to $1,157 per carat. This page is one of 6939 certificate pages Facet Wire maintains — one for every tracked certificate.
Price tracked by Facet Wire — updated daily. First tracked 2026-10-21. Listings can sell or change price at any time; the retailer's own page is the final word at checkout.