How much does a 1.00 to 1.49ct lab grown princess diamond cost?

As of November 2026, 1.00 to 1.49ct lab grown princess diamonds range from €134 EUR/ct to €4,816 EUR/ct, with an average of €587 EUR/ct.

What is the price range for 1.00 to 1.49ct lab grown princess diamonds?

As of November 2026, the lowest listed price is €134 EUR per carat and the highest is €4,816 EUR per carat. The spread reflects differences in color, clarity, cut and retailer pricing.

How many 1.00 to 1.49ct lab grown princess diamonds are available?

There are 265,321 active lab grown princess listings between 1.00 to 1.49ct across 100+ retailers in the Carat Hunter index, refreshed daily.

How much can I save by comparing retailers for a 1.00 to 1.49ct lab grown princess diamond?

Approximately 38% of these diamonds are available at multiple retailers, with an average price spread of 92% between the cheapest and most expensive listing of the same stone.

Lab Grown Princess Diamonds, 1.00 to 1.49ct

Quick answer

As of November 2026, there are 265,321 listings of lab grown princess diamonds between 1.00 to 1.49ct from at least 56 retailers. A typical stone in this range costs about €704 EUR in total, or €587 EUR per carat, and most listings sit between €134 EUR and €4,816 EUR per carat. About 38% of these stones are listed by more than one retailer, and the same stone is priced 92% apart on average between its cheapest and most expensive seller. The best value grade combination with real depth of stock is F to G VS2 at €406 EUR per carat across 3,186 listings. The same shape in natural form runs about €2,556 EUR per carat, roughly 4.4 times more.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Princess lab grown stones in the index: 461 USD per carat, -4.8% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: November 2026

Browse 265,321 diamonds in Explorer

Price Distribution

LowHigh

Color	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	$926	$849	$487	$491	$486	$467	$358	$288	-
F-G	$764	$671	$564	$492	$461	$454	$416	$399	-
H-I	-	-	$748	$489	$486	$550	$719	$1,025	-
J-K	-	-	-	$893	-	-	$802	-	-
L-M	-	-	-	$478	-	-	-	-	-
N+	$780	$1,751	$538	$459	$468	$432	$385	$1,294	$205

Price by Color & Clarity

Average price per carat for 1.00 to 1.49ct lab grown princess diamonds by color and clarity grade.

Color	Clarity	Listings	Avg Price/ct	Spread
D-E	FL	3,008	€828 EUR	106%
D-E	IF	11,232	€760 EUR	117%
D-E	SI1	1,081	€320 EUR	98%
D-E	SI2	55	€258 EUR	113%
D-E	VS1	61,174	€435 EUR	84%
D-E	VS2	11,160	€418 EUR	82%
D-E	VVS1	45,112	€436 EUR	113%
D-E	VVS2	86,557	€439 EUR	95%
F-G	FL	65	€684 EUR	108%
F-G	IF	515	€601 EUR	107%
F-G	SI1	462	€373 EUR	84%
F-G	SI2	22	€358 EUR	115%
F-G	VS1	11,551	€413 EUR	75%
F-G	VS2	3,186	€406 EUR	82%
F-G	VVS1	3,137	€504 EUR	79%
F-G	VVS2	13,035	€441 EUR	79%
H-I	SI1	42	€644 EUR	159%
H-I	SI2	29	€918 EUR	59%
H-I	VS1	834	€435 EUR	65%
H-I	VS2	257	€493 EUR	57%
H-I	VVS1	123	€669 EUR	40%
H-I	VVS2	677	€438 EUR	68%
J-K	SI1	10	€717 EUR	58%
J-K	VVS2	10	€799 EUR	72%
L-M	VVS2	13	€428 EUR	66%
N+	FL	12	€698 EUR	85%
N+	I	28	€184 EUR	95%
N+	IF	166	€1,568 EUR	26%
N+	SI1	900	€344 EUR	141%
N+	SI2	166	€1,159 EUR	118%
N+	VS1	4,553	€419 EUR	135%
N+	VS2	2,528	€387 EUR	130%
N+	VVS1	291	€481 EUR	131%
N+	VVS2	2,885	€411 EUR	133%
N+	other	445	€1,335 EUR	28%

Explore by Specification

D FL D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 D SI2 E FL E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 E SI2 F FL F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 F SI2 G FL G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 G SI2 H FL H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 H SI2 I FL I IF I VVS1 I VVS2 I VS1 I VS2 I SI1 I SI2 J FL J IF J VVS1 J VVS2 J VS1 J VS2 J SI1 J SI2