FACETWIREPrice Intelligence2.51 ct Round Lab-grown diamond (D / VS1) — IGI certificate LG847633645
A 2.51 carat round lab-grown diamond, D color, VS1 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 | Round |
|---|---|
| Carat | 2.51 |
| Color | D |
| Clarity | VS1 |
| Cut | Ideal |
| Type | Lab-grown |
| Certificate | IGI LG847633645 |
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 |
|---|---|---|---|---|
| MiaDonna | $2,151 | $857 | Lowest | Fair Price -0% vs median $/ct for identical specs · 5 stones |
Same specs at other retailers
Stones with identical specs — Round, D color, VS1 clarity, carat within 0.10 — are tracked at other retailers (cheapest of them: Frank Darling at $2,951), and none is currently cheaper than this certificate's lowest tracked price of $2,151. Spec-matched stones are not the same physical diamond; only a matching certificate number proves that. How we match.
Facet Wire tracks 2429 round lab-grown diamonds; their median price is $556 per carat. This stone's lowest tracked price works out to $857 per carat. This page is one of 7606 certificate pages Facet Wire maintains — one for every tracked certificate.
Price tracked by Facet Wire — updated daily. First tracked 2026-10-26. Listings can sell or change price at any time; the retailer's own page is the final word at checkout.