FACETWIREPrice Intelligence1.38 ct Oval Lab-grown diamond (E / VVS1) — IGI certificate 831690400
A 1.38 carat oval lab-grown diamond, E color, VVS1 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 | Oval |
|---|---|
| Carat | 1.38 |
| Color | E |
| Clarity | VVS1 |
| Cut | Ideal |
| Type | Lab-grown |
| Certificate | IGI 831690400 |
Where this stone is listed Cert matched
This exact certificate is currently listed by 2 retailers in 2 listings. Lowest: $745 at Adiamor — $264 less than the highest tracked listing of this same stone.
| Retailer | Price | $/ct | vs lowest | Deal check |
|---|---|---|---|---|
| Adiamor | $745 | $540 | Lowest | Overpriced +21% vs median $/ct for identical specs · 1276 stones |
| MiaDonna | $1,009 | $731 | +$264 | Overpriced +63% vs median $/ct for identical specs · 1276 stones |
Same specs at other retailers
Stones with identical specs — Oval, E color, VVS1 clarity, carat within 0.10 — are tracked at other retailers (cheapest of them: MiaDonna at $924), and none is currently cheaper than this certificate's lowest tracked price of $745. Spec-matched stones are not the same physical diamond; only a matching certificate number proves that. How we match.
Facet Wire tracks 132221 oval lab-grown diamonds; their median price is $477 per carat. This stone's lowest tracked price works out to $540 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 2026-10-31. Listings can sell or change price at any time; the retailer's own page is the final word at checkout.