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

As of November 2026, 3.00 to 4.99ct lab grown princess diamonds range from €71 EUR/ct to €6,400 EUR/ct, with an average of €780 EUR/ct.

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

As of November 2026, the lowest listed price is €71 EUR per carat and the highest is €6,400 EUR 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 261,282 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 120% between the cheapest and most expensive listing of the same stone.

Lab Grown Princess Diamonds, 3.00 to 4.99ct

Quick answer

As of November 2026, there are 261,282 listings of lab grown princess diamonds between 3.00 to 4.99ct from at least 57 retailers. A typical stone in this range costs about €2,965 EUR in total, or €780 EUR per carat, and most listings sit between €71 EUR and €6,400 EUR per carat. About 45% of these stones are listed by more than one retailer, and the same stone is priced 120% 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 €360 EUR per carat across 10,354 listings. The same shape in natural form runs about €9,748 EUR per carat, roughly 12.5 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 261,282 diamonds in Explorer

Price Distribution

LowHigh

Colour	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	$2,209	$2,229	$850	$490	$435	$403	$346	$338	-
F-G	$1,125	-	$689	$439	$414	$433	$357	$291	-
H-I	-	$2,543	$1,160	$427	$468	$691	$441	$683	$134
J-K	-	-	-	$365	$455	$3,045	$1,546	$3,141	-
L-M	-	-	-	-	-	$2,412	-	-	-
N+	-	-	$577	$445	$492	$595	$1,497	$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	8,402	€1,976 EUR	78%
D-E	IF	6,838	€1,994 EUR	91%
D-E	SI1	556	€310 EUR	97%
D-E	SI2	32	€303 EUR	116%
D-E	VS1	65,111	€389 EUR	105%
D-E	VS2	10,354	€360 EUR	116%
D-E	VVS1	15,721	€760 EUR	100%
D-E	VVS2	64,415	€438 EUR	110%
F-G	FL	22	€1,006 EUR	78%
F-G	SI1	889	€319 EUR	114%
F-G	SI2	62	€260 EUR	127%
F-G	VS1	29,533	€371 EUR	104%
F-G	VS2	6,853	€387 EUR	103%
F-G	VVS1	2,788	€616 EUR	112%
F-G	VVS2	30,487	€392 EUR	105%
H-I	I	10	€120 EUR	105%
H-I	IF	17	€2,275 EUR	23%
H-I	SI1	277	€394 EUR	247%
H-I	SI2	23	€611 EUR	276%
H-I	VS1	4,865	€418 EUR	143%
H-I	VS2	1,492	€618 EUR	223%
H-I	VVS1	257	€1,038 EUR	111%
H-I	VVS2	1,820	€382 EUR	106%
J-K	SI1	69	€1,383 EUR	32%
J-K	SI2	53	€2,810 EUR	17%
J-K	VS1	129	€407 EUR	240%
J-K	VS2	44	€2,724 EUR	49%
J-K	VVS2	89	€327 EUR	109%
L-M	VS2	28	€2,158 EUR	27%
N+	SI1	745	€1,339 EUR	118%
N+	SI2	223	€538 EUR	419%
N+	VS1	4,676	€440 EUR	128%
N+	VS2	2,263	€532 EUR	111%
N+	VVS1	58	€516 EUR	105%
N+	VVS2	1,698	€398 EUR	119%
N+	other	383	€1,584 EUR	26%

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