5.51 ct Round Lab-grown diamond (E / VVS2) — IGI certificate 842661835

A 5.51 carat round 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.

5.51 ct Round lab-grown diamond, certificate IGI 842661835

Stone specifications

ShapeRound
Carat5.51
ColorE
ClarityVVS2
CutExcellent
TypeLab-grown
CertificateIGI 842661835

Where this stone is listed Cert matched

This exact certificate is currently listed by 2 retailers in 2 listings. Lowest: $2,574 at Adiamor — $1,823 less than the highest tracked listing of this same stone.

RetailerPrice$/ctvs lowestDeal check
Adiamor$2,574$467LowestFair Price
+1% vs median $/ct for identical specs · 646 stones
MiaDonna$4,397$798+$1,823Overpriced
+73% vs median $/ct for identical specs · 646 stones

Same specs at other retailers

Stones with identical specs — Round, E color, VVS2 clarity, carat within 0.10 — are tracked at other retailers (cheapest of them: MiaDonna at $4,308), and none is currently cheaper than this certificate's lowest tracked price of $2,574. Spec-matched stones are not the same physical diamond; only a matching certificate number proves that. How we match.

Facet Wire tracks 217526 round lab-grown diamonds; their median price is $409 per carat. This stone's lowest tracked price works out to $467 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.