3.50 ct Cushion Lab-grown diamond (F / VS1) — IGI certificate 843625550
A 3.50 carat cushion lab-grown diamond, F color, VS1 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 | Cushion |
|---|---|
| Carat | 3.50 |
| Color | F |
| Clarity | VS1 |
| Cut | Excellent |
| Type | Lab-grown |
| Certificate | IGI 843625550 |
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 | $1,885 | $539 | Lowest | Fair Price -0% vs median $/ct for identical specs · 5 stones |
Same specs at other retailers
Stones with identical specs — Cushion, F color, VS1 clarity, carat within 0.10 — are tracked at other retailers (cheapest of them: Grown Brilliance at $1,930), and none is currently cheaper than this certificate's lowest tracked price of $1,885. Spec-matched stones are not the same physical diamond; only a matching certificate number proves that. How we match.
Facet Wire tracks 6804 cushion lab-grown diamonds; their median price is $619 per carat. This stone's lowest tracked price works out to $539 per carat. This page is one of 7820 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.