FACETWIREPrice Intelligence3.51 ct Marquise Lab-grown diamond (F / VVS2) — IGI certificate 717565615
A 3.51 carat marquise lab-grown diamond, F color, VVS2 clarity, Excellent cut. Facet Wire tracks this exact certificate so its price can be checked against the live market before you buy.
Stone specifications
| Shape | Marquise |
|---|---|
| Carat | 3.51 |
| Color | F |
| Clarity | VVS2 |
| Cut | Excellent |
| Type | Lab-grown |
| Certificate | IGI 717565615 |
Where this stone is listed Cert matched
This exact certificate is currently listed by 2 retailers in 2 listings. Lowest: $1,596 at Adiamor — $333 less than the highest tracked listing of this same stone.
| Retailer | Price | $/ct | vs lowest | Deal check |
|---|---|---|---|---|
| Adiamor | $1,596 | $455 | Lowest | Fair Price -5% vs median $/ct for identical specs · 156 stones |
| MiaDonna | $1,929 | $550 | +$333 | Overpriced +15% vs median $/ct for identical specs · 156 stones |
Same specs at other retailers
Stones with identical specs — Marquise, F color, VVS2 clarity, carat within 0.10 — are tracked at other retailers (cheapest of them: MiaDonna at $1,968), and none is currently cheaper than this certificate's lowest tracked price of $1,596. Spec-matched stones are not the same physical diamond; only a matching certificate number proves that. How we match.
Facet Wire tracks 61395 marquise lab-grown diamonds; their median price is $491 per carat. This stone's lowest tracked price works out to $455 per carat. This page is one of 880222 certificate pages Facet Wire maintains — one for every tracked certificate.
Price tracked by Facet Wire — updated daily. First tracked 2026-10-27. Listings can sell or change price at any time; the retailer's own page is the final word at checkout.