4.07 ct Radiant Lab-grown diamond (E / SI1) — IGI certificate 692506621

A 4.07 carat radiant lab-grown diamond, E color, SI1 clarity, Ideal cut. Facet Wire tracks this exact certificate so its price can be checked against the live market before you buy.

4.07 ct Radiant lab-grown diamond, certificate IGI 692506621

Stone specifications

ShapeRadiant
Carat4.07
ColorE
ClaritySI1
CutIdeal
TypeLab-grown
CertificateIGI 692506621

Where this stone is listed Cert matched

This exact certificate is currently listed by 2 retailers in 2 listings. Lowest: $1,479 at Adiamor — $1,453 less than the highest tracked listing of this same stone.

RetailerPrice$/ctvs lowestDeal check
Adiamor$1,479$363LowestFair Price
-1% vs median $/ct for identical specs · 9 stones
MiaDonna$2,932$720+$1,453Overpriced
+96% vs median $/ct for identical specs · 9 stones

Facet Wire tracks 64108 radiant lab-grown diamonds; their median price is $478 per carat. This stone's lowest tracked price works out to $363 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 2026-10-28. Listings can sell or change price at any time; the retailer's own page is the final word at checkout.