Marquise diamond — IGI certificate LG838661721
A 3.00 carat marquise lab-grown diamond, E color, VS2 clarity, Very-Good 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 | 3.00 |
| Color | E |
| Clarity | VS2 |
| Cut | Very-Good |
| Type | Lab-grown |
| Certificate | IGI LG838661721 |
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 |
|---|---|---|---|---|
| Ritani | $954 | $318 | Lowest | — |
Same specs at other retailers
Stones with identical specs — Marquise, E color, VS2 clarity, carat within 0.10 — are tracked at other retailers (cheapest of them: Frank Darling at $3,593), and none is currently cheaper than this certificate's lowest tracked price of $954. Spec-matched stones are not the same physical diamond; only a matching certificate number proves that. How we match.
Facet Wire tracks 324 marquise lab-grown diamonds; their median price is $704 per carat. This stone's lowest tracked price works out to $318 per carat. This page is one of 1660 certificate pages Facet Wire maintains — one for every tracked certificate.
Price tracked by Facet Wire — updated daily. First tracked 2026-10-19. Listings can sell or change price at any time; the retailer's own page is the final word at checkout.