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 $212 AUD/ct to $7,653 AUD/ct, with an average of $933 AUD/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 $212 AUD per carat and the highest is $7,653 AUD 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 $1,120 AUD in total, or $933 AUD per carat, and most listings sit between $212 AUD and $7,653 AUD 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 $669 AUD per carat across 11,341 listings. The same shape in natural form runs about $4,087 AUD 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	$1,324 AUD	106%
D-E	IF	11,215	$1,217 AUD	117%
D-E	SI1	1,099	$519 AUD	96%
D-E	SI2	57	$412 AUD	117%
D-E	VS1	61,170	$707 AUD	83%
D-E	VS2	11,341	$669 AUD	81%
D-E	VVS1	44,942	$705 AUD	111%
D-E	VVS2	86,712	$708 AUD	94%
F-G	FL	65	$1,085 AUD	106%
F-G	IF	516	$962 AUD	107%
F-G	SI1	458	$605 AUD	80%
F-G	SI2	20	$636 AUD	118%
F-G	VS1	11,691	$670 AUD	74%
F-G	VS2	3,199	$671 AUD	79%
F-G	VVS1	3,155	$813 AUD	79%
F-G	VVS2	13,040	$713 AUD	80%
H-I	I	10	$319 AUD	117%
H-I	SI1	45	$1,257 AUD	129%
H-I	SI2	29	$1,468 AUD	59%
H-I	VS1	832	$698 AUD	64%
H-I	VS2	256	$788 AUD	56%
H-I	VVS1	123	$1,071 AUD	40%
H-I	VVS2	676	$706 AUD	67%
J-K	SI1	10	$1,148 AUD	58%
J-K	VVS2	10	$1,279 AUD	72%
L-M	VVS2	13	$682 AUD	66%
N+	FL	12	$1,117 AUD	85%
N+	I	28	$294 AUD	95%
N+	IF	166	$2,412 AUD	25%
N+	SI1	908	$553 AUD	141%
N+	SI2	164	$1,869 AUD	114%
N+	VS1	4,608	$670 AUD	135%
N+	VS2	2,600	$614 AUD	131%
N+	VVS1	292	$772 AUD	134%
N+	VVS2	2,944	$658 AUD	134%
N+	other	596	$2,021 AUD	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