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 $263 NZD/ct to $9,502 NZD/ct, with an average of $1,159 NZD/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 $263 NZD per carat and the highest is $9,502 NZD per carat. The spread reflects differences in colour, clarity, cut and retailer pricing.

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

There are 266,003 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 39% of these diamonds are available at multiple retailers, with an average price spread of 91% 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 266,003 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 $1,391 NZD in total, or $1,159 NZD per carat, and most listings sit between $263 NZD and $9,502 NZD per carat. About 39% of these stones are listed by more than one retailer, and the same stone is priced 91% apart on average between its cheapest and most expensive seller. The best value grade combination with real depth of stock is D to E VS2 at $831 NZD per carat across 11,341 listings. The same shape in natural form runs about $5,075 NZD per carat, roughly 4.4 times more.

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

Caratlytics Diamond Price Index, October 2026: natural diamonds at 2,202 USD per carat and lab-grown at 462 USD per carat, a natural to lab ratio of 4.8 to 1. Princess lab grown stones in the index: 458 USD per carat, -2.9% 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 266,003 diamonds in Explorer

Price Distribution

LowHigh

Colour	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	$925	$850	$492	$494	$494	$467	$363	$288	-
F-G	$758	$672	$568	$498	$468	$469	$423	$444	-
H-I	-	-	$748	$493	$487	$551	$878	$1,025	$223
J-K	-	-	-	$893	-	-	$802	-	-
L-M	-	-	-	$476	-	-	-	-	-
N+	$780	$1,685	$539	$460	$468	$429	$386	$1,305	$205

Price by Colour & Clarity

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

Colour	Clarity	Listings	Avg Price/ct	Spread
D-E	FL	3,001	$1,645 NZD	106%
D-E	IF	11,215	$1,511 NZD	117%
D-E	SI1	1,099	$645 NZD	96%
D-E	SI2	57	$512 NZD	117%
D-E	VS1	61,170	$878 NZD	83%
D-E	VS2	11,341	$831 NZD	81%
D-E	VVS1	44,942	$875 NZD	111%
D-E	VVS2	86,712	$879 NZD	94%
F-G	FL	65	$1,348 NZD	106%
F-G	IF	516	$1,195 NZD	107%
F-G	SI1	458	$752 NZD	80%
F-G	SI2	20	$790 NZD	118%
F-G	VS1	11,691	$832 NZD	74%
F-G	VS2	3,199	$834 NZD	79%
F-G	VVS1	3,155	$1,010 NZD	79%
F-G	VVS2	13,040	$886 NZD	80%
H-I	I	10	$396 NZD	117%
H-I	SI1	45	$1,561 NZD	129%
H-I	SI2	29	$1,823 NZD	59%
H-I	VS1	832	$867 NZD	64%
H-I	VS2	256	$979 NZD	56%
H-I	VVS1	123	$1,330 NZD	40%
H-I	VVS2	676	$876 NZD	67%
J-K	SI1	10	$1,425 NZD	58%
J-K	VVS2	10	$1,588 NZD	72%
L-M	VVS2	13	$847 NZD	66%
N+	FL	12	$1,387 NZD	85%
N+	I	28	$365 NZD	95%
N+	IF	166	$2,995 NZD	25%
N+	SI1	908	$686 NZD	141%
N+	SI2	164	$2,321 NZD	114%
N+	VS1	4,608	$832 NZD	135%
N+	VS2	2,600	$762 NZD	131%
N+	VVS1	292	$959 NZD	134%
N+	VVS2	2,944	$818 NZD	134%
N+	other	596	$2,509 NZD	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