1.81 ct Oval Lab-grown diamond (E / VVS2) — IGI certificate 512228659
A 1.81 carat oval lab-grown diamond, E 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 | Oval |
|---|---|
| Carat | 1.81 |
| Color | E |
| Clarity | VVS2 |
| Cut | Excellent |
| Type | Lab-grown |
| Certificate | IGI 512228659 |
Where this stone is listed Cert matched
This exact certificate is currently listed by 2 retailers in 2 listings. Lowest: $802 at Adiamor — $551 less than the highest tracked listing of this same stone.
| Retailer | Price | $/ct | vs lowest | Deal check |
|---|---|---|---|---|
| Adiamor | $802 | $443 | Lowest | Fair Price +6% vs median $/ct for identical specs · 2213 stones |
| Ritani | $1,353 | $748 | +$551 | Overpriced +79% vs median $/ct for identical specs · 2213 stones |
Same specs at other retailers
Stones with identical specs — Oval, E color, VVS2 clarity, carat within 0.10 — are tracked at other retailers (cheapest of them: MiaDonna at $1,114), and none is currently cheaper than this certificate's lowest tracked price of $802. Spec-matched stones are not the same physical diamond; only a matching certificate number proves that. How we match.
Facet Wire tracks 113632 oval lab-grown diamonds; their median price is $483 per carat. This stone's lowest tracked price works out to $443 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.