How much does a 3.00 to 4.99ct lab grown princess diamond cost?

As of October 2026, 3.00 to 4.99ct lab grown princess diamonds range from $112 AUD/ct to $10,154 AUD/ct, with an average of $1,352 AUD/ct.

What is the price range for 3.00 to 4.99ct lab grown princess diamonds?

As of October 2026, the lowest listed price is $112 AUD per carat and the highest is $10,154 AUD per carat. The spread reflects differences in colour, clarity, cut and retailer pricing.

How many 3.00 to 4.99ct lab grown princess diamonds are available?

There are 257,356 active lab grown princess listings between 3.00 to 4.99ct across 100+ retailers in the Carat Hunter index, refreshed daily.

How much can I save by comparing retailers for a 3.00 to 4.99ct lab grown princess diamond?

Approximately 45% of these diamonds are available at multiple retailers, with an average price spread of 117% between the cheapest and most expensive listing of the same stone.

Lab Grown Princess Diamonds, 3.00 to 4.99ct

Quick answer

As of October 2026, there are 257,356 listings of lab grown princess diamonds between 3.00 to 4.99ct from at least 56 retailers. A typical stone in this range costs about $5,137 AUD in total, or $1,352 AUD per carat, and most listings sit between $112 AUD and $10,154 AUD per carat. About 45% of these stones are listed by more than one retailer, and the same stone is priced 117% 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 $564 AUD per carat across 10,380 listings. The same shape in natural form runs about $15,434 AUD per carat, roughly 11.4 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: October 2026

Browse 257,356 diamonds in Explorer

Price Distribution

LowHigh

Colour	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	$2,349	$2,272	$856	$488	$432	$396	$354	$339	-
F-G	$3,129	-	$708	$443	$420	$431	$363	$277	-
H-I	-	$2,473	$1,252	$433	$467	$702	$456	$683	$134
J-K	-	-	-	$367	$457	$1,610	$1,728	$3,141	-
L-M	-	-	-	-	-	$2,410	-	-	-
N+	-	-	$577	$464	$503	$589	$1,545	$601	-

Price by Colour & Clarity

Average price per carat for 3.00 to 4.99ct lab grown princess diamonds by colour and clarity grade.

Colour	Clarity	Listings	Avg Price/ct	Spread
D-E	FL	8,138	$3,341 AUD	80%
D-E	IF	6,641	$3,230 AUD	90%
D-E	SI1	525	$503 AUD	100%
D-E	SI2	32	$482 AUD	116%
D-E	VS1	64,486	$614 AUD	106%
D-E	VS2	10,380	$564 AUD	118%
D-E	VVS1	15,451	$1,217 AUD	100%
D-E	VVS2	62,912	$693 AUD	113%
F-G	FL	33	$4,449 AUD	52%
F-G	SI1	879	$517 AUD	114%
F-G	SI2	64	$394 AUD	131%
F-G	VS1	29,165	$597 AUD	103%
F-G	VS2	6,857	$613 AUD	104%
F-G	VVS1	2,782	$1,006 AUD	113%
F-G	VVS2	30,003	$629 AUD	105%
H-I	I	10	$190 AUD	103%
H-I	IF	15	$3,516 AUD	19%
H-I	SI1	288	$648 AUD	216%
H-I	SI2	25	$972 AUD	289%
H-I	VS1	4,890	$664 AUD	144%
H-I	VS2	1,518	$998 AUD	223%
H-I	VVS1	258	$1,781 AUD	104%
H-I	VVS2	1,853	$615 AUD	109%
J-K	SI1	72	$2,458 AUD	29%
J-K	SI2	53	$4,466 AUD	17%
J-K	VS1	127	$650 AUD	216%
J-K	VS2	63	$2,290 AUD	83%
J-K	VVS2	91	$521 AUD	109%
L-M	VS2	31	$3,427 AUD	28%
N+	SI1	741	$2,197 AUD	115%
N+	SI2	224	$855 AUD	420%
N+	VS1	4,497	$716 AUD	127%
N+	VS2	2,233	$838 AUD	112%
N+	VVS1	57	$821 AUD	105%
N+	VVS2	1,634	$659 AUD	114%
N+	other	328	$2,831 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