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 HK$619 HKD/ct to HK$56,025 HKD/ct, with an average of HK$7,459 HKD/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 HK$619 HKD per carat and the highest is HK$56,025 HKD 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 HK$28,342 HKD in total, or HK$7,459 HKD per carat, and most listings sit between HK$619 HKD and HK$56,025 HKD 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 HK$3,110 HKD per carat across 10,380 listings. The same shape in natural form runs about HK$85,153 HKD 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	HK$18,431 HKD	80%
D-E	IF	6,641	HK$17,823 HKD	90%
D-E	SI1	525	HK$2,774 HKD	100%
D-E	SI2	32	HK$2,661 HKD	116%
D-E	VS1	64,486	HK$3,388 HKD	106%
D-E	VS2	10,380	HK$3,110 HKD	118%
D-E	VVS1	15,451	HK$6,713 HKD	100%
D-E	VVS2	62,912	HK$3,826 HKD	113%
F-G	FL	33	HK$24,547 HKD	52%
F-G	SI1	879	HK$2,851 HKD	114%
F-G	SI2	64	HK$2,175 HKD	131%
F-G	VS1	29,165	HK$3,293 HKD	103%
F-G	VS2	6,857	HK$3,381 HKD	104%
F-G	VVS1	2,782	HK$5,553 HKD	113%
F-G	VVS2	30,003	HK$3,473 HKD	105%
H-I	I	10	HK$1,050 HKD	103%
H-I	IF	15	HK$19,401 HKD	19%
H-I	SI1	288	HK$3,575 HKD	216%
H-I	SI2	25	HK$5,362 HKD	289%
H-I	VS1	4,890	HK$3,666 HKD	144%
H-I	VS2	1,518	HK$5,508 HKD	223%
H-I	VVS1	258	HK$9,824 HKD	104%
H-I	VVS2	1,853	HK$3,395 HKD	109%
J-K	SI1	72	HK$13,560 HKD	29%
J-K	SI2	53	HK$24,642 HKD	17%
J-K	VS1	127	HK$3,585 HKD	216%
J-K	VS2	63	HK$12,634 HKD	83%
J-K	VVS2	91	HK$2,876 HKD	109%
L-M	VS2	31	HK$18,905 HKD	28%
N+	SI1	741	HK$12,119 HKD	115%
N+	SI2	224	HK$4,716 HKD	420%
N+	VS1	4,497	HK$3,949 HKD	127%
N+	VS2	2,233	HK$4,624 HKD	112%
N+	VVS1	57	HK$4,529 HKD	105%
N+	VVS2	1,634	HK$3,638 HKD	114%
N+	other	328	HK$15,622 HKD	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