4.03 ct Princess Lab-grown diamond (G / SI1) — IGI certificate 570372229
A 4.03 carat princess lab-grown diamond, G color, SI1 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 | Princess |
|---|---|
| Carat | 4.03 |
| Color | G |
| Clarity | SI1 |
| Cut | Ideal |
| Type | Lab-grown |
| Certificate | IGI 570372229 |
Where this stone is listed Cert matched
This exact certificate is currently listed by 2 retailers in 2 listings. Lowest: $1,426 at Adiamor — $804 less than the highest tracked listing of this same stone.
| Retailer | Price | $/ct | vs lowest | Deal check |
|---|---|---|---|---|
| Adiamor | $1,426 | $354 | Lowest | — |
| MiaDonna | $2,230 | $553 | +$804 | — |
Facet Wire tracks 48311 princess lab-grown diamonds; their median price is $438 per carat. This stone's lowest tracked price works out to $354 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.