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

As of November 2026, 3.00 to 4.99ct lab grown emerald diamonds range from £69 GBP/ct to £3,381 GBP/ct, with an average of £562 GBP/ct.

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

As of November 2026, the lowest listed price is £69 GBP per carat and the highest is £3,381 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 526,341 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 43% of these diamonds are available at multiple retailers, with an average price spread of 94% between the cheapest and most expensive listing of the same stone.

Lab Grown Emerald Diamonds, 3.00 to 4.99ct

Quick answer

As of November 2026, there are 526,341 listings of lab grown emerald diamonds between 3.00 to 4.99ct from at least 62 retailers. A typical stone in this range costs about £2,135 GBP in total, or £562 GBP per carat, and most listings sit between £69 GBP and £3,381 GBP per carat. About 43% of these stones are listed by more than one retailer, and the same stone is priced 94% apart on average between its cheapest and most expensive seller. The best value grade combination with real depth of stock is F to G VS2 at £314 GBP per carat across 15,687 listings. The same shape in natural form runs about £10,299 GBP per carat, roughly 18.3 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. Emerald lab grown stones in the index: 451 USD per carat, -8.3% 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 526,341 diamonds in Explorer

Price Distribution

LowHigh

Colour	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	$1,724	$1,426	$806	$529	$472	$462	$395	$238	$115
F-G	$1,121	$930	$565	$448	$440	$420	$358	$337	$239
H-I	-	$1,524	$1,307	$494	$394	$507	$468	$371	-
J-K	-	-	-	-	$1,237	$1,549	$1,906	$1,757	-
L-M	-	-	-	-	$541	-	-	-	-
N+	-	$2,156	$536	$394	$364	$360	$302	$307	$427

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	18,908	£1,287 GBP	84%
D-E	I	22	£85 GBP	77%
D-E	IF	31,786	£1,064 GBP	90%
D-E	SI1	1,764	£295 GBP	101%
D-E	SI2	98	£178 GBP	123%
D-E	VS1	106,072	£353 GBP	93%
D-E	VS2	25,576	£345 GBP	96%
D-E	VVS1	63,468	£602 GBP	99%
D-E	VVS2	110,969	£395 GBP	105%
F-G	FL	231	£836 GBP	101%
F-G	I	11	£179 GBP	70%
F-G	IF	1,070	£694 GBP	87%
F-G	SI1	1,923	£267 GBP	98%
F-G	SI2	129	£252 GBP	78%
F-G	VS1	56,628	£329 GBP	95%
F-G	VS2	15,687	£314 GBP	95%
F-G	VVS1	5,839	£422 GBP	112%
F-G	VVS2	45,170	£335 GBP	107%
H-I	IF	90	£1,137 GBP	86%
H-I	SI1	138	£349 GBP	94%
H-I	SI2	42	£277 GBP	99%
H-I	VS1	4,116	£294 GBP	99%
H-I	VS2	1,567	£379 GBP	104%
H-I	VVS1	230	£976 GBP	56%
H-I	VVS2	2,046	£368 GBP	95%
J-K	SI1	123	£1,422 GBP	39%
J-K	SI2	62	£1,311 GBP	123%
J-K	VS1	155	£923 GBP	130%
J-K	VS2	126	£1,156 GBP	100%
L-M	VS1	12	£404 GBP	39%
N+	I	46	£318 GBP	122%
N+	IF	95	£1,609 GBP	2%
N+	SI1	1,397	£226 GBP	136%
N+	SI2	178	£229 GBP	138%
N+	VS1	14,987	£272 GBP	122%
N+	VS2	8,110	£269 GBP	126%
N+	VVS1	272	£400 GBP	83%
N+	VVS2	6,353	£294 GBP	116%
N+	other	845	£1,418 GBP	32%

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