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

As of September 2026, 3.00 to 4.99ct lab grown emerald diamonds range from £97 GBP/ct to £13,323 GBP/ct, with an average of £1,318 GBP/ct.

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

As of September 2026, the lowest listed price is £97 GBP per carat and the highest is £13,323 GBP per carat. The spread reflects differences in colour, clarity, cut and retailer pricing.

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

There are 295,109 active lab grown emerald 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 emerald diamond?

Approximately 8% of these diamonds are available at multiple retailers, with an average price spread of 111% between the cheapest and most expensive listing of the same stone.

Lab Grown Emerald Diamonds, 3.00 to 4.99ct

Quick answer

As of September 2026, there are 295,109 lab grown emerald diamonds between 3.00 to 4.99ct listed by at least 59 retailers. A typical stone in this range costs about £5,010 GBP in total, or £1,318 GBP per carat, and most listings sit between £97 GBP and £13,323 GBP per carat. About 8% of these stones are listed by more than one retailer, and the same stone is priced 111% apart on average between its cheapest and most expensive seller. The best value grade combination with real depth of stock is H to I VS1 at £250 GBP per carat across 3,799 listings. The same shape in natural form runs about £9,596 GBP per carat, roughly 7.3 times more.

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

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Emerald lab grown stones in the index: 494 USD per carat, -6.7% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Browse 295,109 diamonds in Explorer

Price Distribution

LowHigh

Colour	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	$2,091	$1,662	$1,020	$544	$446	$391	$316	$337	-
F-G	$2,347	$1,116	$637	$393	$378	$370	$293	$300	-
H-I	-	$1,963	$1,382	$356	$337	$515	$1,070	$367	-
J-K	-	$6,331	$9,922	$7,558	$6,931	$1,789	$1,985	$3,470	$5,504
N+	-	$2,477	$790	$543	$481	$457	$468	$383	$599

Price by Colour & Clarity

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

Colour	Clarity	Listings	Avg Price/ct	Spread
D-E	FL	11,499	£1,550 GBP	138%
D-E	IF	20,059	£1,231 GBP	115%
D-E	SI1	1,278	£234 GBP	140%
D-E	SI2	41	£249 GBP	226%
D-E	VS1	58,261	£331 GBP	96%
D-E	VS2	15,461	£290 GBP	103%
D-E	VVS1	30,025	£756 GBP	129%
D-E	VVS2	53,830	£403 GBP	124%
F-G	FL	117	£1,739 GBP	84%
F-G	IF	697	£827 GBP	132%
F-G	SI1	1,463	£217 GBP	125%
F-G	SI2	81	£223 GBP	64%
F-G	VS1	40,779	£280 GBP	98%
F-G	VS2	9,688	£274 GBP	119%
F-G	VVS1	3,100	£472 GBP	164%
F-G	VVS2	30,283	£291 GBP	114%
H-I	IF	49	£1,454 GBP	93%
H-I	SI1	202	£793 GBP	160%
H-I	SI2	31	£272 GBP	222%
H-I	VS1	3,799	£250 GBP	178%
H-I	VS2	1,870	£382 GBP	188%
H-I	VVS1	231	£1,024 GBP	57%
H-I	VVS2	2,892	£264 GBP	127%
J-K	I	40	£4,079 GBP	5%
J-K	IF	24	£4,691 GBP	36%
J-K	SI1	243	£1,471 GBP	4%
J-K	SI2	30	£2,571 GBP	92%
J-K	VS1	113	£5,136 GBP	82%
J-K	VS2	90	£1,326 GBP	272%
J-K	VVS1	20	£7,352 GBP	67%
J-K	VVS2	23	£5,601 GBP	150%
N+	I	11	£444 GBP	181%
N+	IF	73	£1,835 GBP	2%
N+	SI1	348	£347 GBP	107%
N+	SI2	45	£284 GBP	88%
N+	VS1	3,726	£356 GBP	87%
N+	VS2	2,006	£339 GBP	91%
N+	VVS1	83	£585 GBP	96%
N+	VVS2	1,552	£402 GBP	90%
N+	other	946	£1,678 GBP	31%

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