FACETWIREPrice Intelligence1.5 Carat princess lab-grown diamonds
Every 1.5 carat princess lab-grown diamond Facet Wire tracks, sorted by live price.
Facet Wire is tracking 4 live 1.5 carat princess lab-grown listings right now across 2 retailers: MiaDonna (3), Ada Diamonds (1). Prices run from $895 to $2,475, with a median of $1,098 ($704 per carat at the median). Data refreshes nightly — last build 2026-10-20.
Most popular / better value
Across these 4 listings, the most common color is E (3 stones), the most common clarity is VVS2 (4 stones).
Cheapest live 1.5 carat princess lab-grown listings
| Stone | Retailer | Carat | Color | Clarity | Cert | Price | $/ct |
|---|---|---|---|---|---|---|---|
| 1.50 Carat Princess Shaped, Excellent Cut, E Color, VVS2 Clarity, IGI Certified Lab Grown Diamond | MiaDonna | 1.50 | E | VVS2 | IGI 846660424 | $895 | $597 |
| 1.60 Carat Princess Shaped, Ideal Cut, E Color, VVS2 Clarity, IGI Certified Lab Grown Diamond | MiaDonna | 1.60 | E | VVS2 | IGI LG837617686 | $974 | $609 |
| 1.53 Carat Princess Shaped, Ideal Cut, D Color, VVS2 Clarity, IGI Certified Lab Grown Diamond | MiaDonna | 1.53 | D | VVS2 | IGI 836631068 | $1,223 | $799 |
| GIA 1.59 Carat E-VVS2 Princess Lab-Grown Diamond | Ada Diamonds | 1.59 | E | VVS2 | GIA LG2235012239 | $2,475 | $1,557 |
Frequently asked questions
How much does a princess lab-grown diamond cost?
Across 4 live listings tracked by Facet Wire, princess lab-grown diamonds run from $895 to $2,475, with a median price of $1,098 ($704 per carat). The cheapest tracked right now is a 1.50 ct stone at MiaDonna for $895.
Which retailer is cheapest for princess lab-grown diamonds?
It changes nightly — that is the point of Facet Wire. The table on this page is sorted by live price across MiaDonna, Ada Diamonds, and the same certified stone often appears at several retailers with a real price gap.
Are princess diamonds good value?
Princess stones are priced off live market data here, not list prices. Compare the per-carat column: at the median, princess lab-grown diamonds run $704 per carat across our tracked retailers.
How often do these prices update?
Facet Wire re-scrapes its retailers nightly and rebuilds this page from the fresh data, so counts, medians and the cheapest listings reflect the latest run.