Round diamond — IGI certificate LG12319419

A 0.90 carat round lab-grown diamond, I color, SI2 clarity, Ideal cut. Facet Wire tracks this exact certificate so its price can be checked against the live market before you buy.

0.90 ct Round lab-grown diamond, certificate IGI LG12319419

Stone specifications

ShapeRound
Carat0.90
ColorI
ClaritySI2
CutIdeal
TypeLab-grown
CertificateIGI LG12319419

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.

RetailerPrice$/ctvs lowestDeal check
New World Diamonds$325$361LowestFair Price
+0% vs median $/ct for identical specs · 6 stones

Facet Wire tracks 2215 round lab-grown diamonds; their median price is $541 per carat. This stone's lowest tracked price works out to $361 per carat. This page is one of 6939 certificate pages Facet Wire maintains — one for every tracked certificate.

Price tracked by Facet Wire — updated daily. First tracked 2026-10-21. Listings can sell or change price at any time; the retailer's own page is the final word at checkout.