How much does a 1.00 to 1.49ct lab grown oval diamond cost?

As of September 2026, 1.00 to 1.49ct lab grown oval diamonds range from HK$1,479 HKD/ct to HK$58,780 HKD/ct, with an average of HK$8,705 HKD/ct.

What is the price range for 1.00 to 1.49ct lab grown oval diamonds?

As of September 2026, the lowest listed price is HK$1,479 HKD per carat and the highest is HK$58,780 HKD per carat. The spread reflects differences in colour, clarity, cut and retailer pricing.

How many 1.00 to 1.49ct lab grown oval diamonds are available?

There are 675,364 active lab grown oval listings between 1.00 to 1.49ct across 100+ retailers in the Carat Hunter index, refreshed daily.

How much can I save by comparing retailers for a 1.00 to 1.49ct lab grown oval diamond?

Approximately 4% of these diamonds are available at multiple retailers, with an average price spread of 93% between the cheapest and most expensive listing of the same stone.

Lab Grown Oval Diamonds, 1.00 to 1.49ct

Quick answer

As of September 2026, there are 675,364 lab grown oval diamonds between 1.00 to 1.49ct listed by at least 60 retailers. A typical stone in this range costs about HK$10,446 HKD in total, or HK$8,705 HKD per carat, and most listings sit between HK$1,479 HKD and HK$58,780 HKD per carat. About 4% of these stones are listed by more than one retailer, and the same stone is priced 93% apart on average between its cheapest and most expensive seller. The best value grade combination with real depth of stock is D to E VS1 at HK$3,428 HKD per carat across 181,675 listings. The same shape in natural form runs about HK$27,422 HKD per carat, roughly 3.1 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. Oval lab grown stones in the index: 487 USD per carat, -11.2% 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 675,364 diamonds in Explorer

Price Distribution

LowHigh

Colour	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	$700	$611	$493	$463	$437	$456	$417	$1,490	$1,609
F-G	$761	$754	$507	$450	$477	$490	$523	$1,234	$2,761
H-I	-	$3,356	$972	$478	$491	$894	$1,386	$2,587	$1,995
J-K	-	$2,977	$1,894	$1,000	$1,484	$1,368	$1,466	$1,789	$2,088
L-M	-	$1,318	$1,352	$1,165	$660	$922	$1,060	$974	-
N+	$1,476	$1,534	$588	$565	$561	$551	$755	$912	$379

Price by Colour & Clarity

Average price per carat for 1.00 to 1.49ct lab grown oval diamonds by colour and clarity grade.

Colour	Clarity	Listings	Avg Price/ct	Spread
D-E	FL	17,129	HK$5,487 HKD	127%
D-E	I	20	HK$12,618 HKD	228%
D-E	IF	30,459	HK$4,791 HKD	109%
D-E	SI1	2,320	HK$3,273 HKD	79%
D-E	SI2	239	HK$11,682 HKD	358%
D-E	VS1	181,675	HK$3,428 HKD	77%
D-E	VS2	40,552	HK$3,577 HKD	75%
D-E	VVS1	92,622	HK$3,867 HKD	92%
D-E	VVS2	217,728	HK$3,627 HKD	81%
F-G	FL	90	HK$5,968 HKD	80%
F-G	I	21	HK$21,652 HKD	78%
F-G	IF	901	HK$5,912 HKD	124%
F-G	SI1	672	HK$4,103 HKD	155%
F-G	SI2	136	HK$9,675 HKD	283%
F-G	VS1	22,673	HK$3,737 HKD	72%
F-G	VS2	5,419	HK$3,843 HKD	65%
F-G	VVS1	5,219	HK$3,976 HKD	82%
F-G	VVS2	28,802	HK$3,527 HKD	78%
H-I	I	49	HK$15,644 HKD	3%
H-I	IF	53	HK$26,320 HKD	68%
H-I	SI1	538	HK$10,873 HKD	92%
H-I	SI2	105	HK$20,288 HKD	73%
H-I	VS1	1,728	HK$3,848 HKD	126%
H-I	VS2	917	HK$7,013 HKD	158%
H-I	VVS1	285	HK$7,624 HKD	211%
H-I	VVS2	1,123	HK$3,748 HKD	95%
J-K	I	377	HK$16,377 HKD	1%
J-K	IF	22	HK$23,343 HKD	51%
J-K	SI1	227	HK$11,495 HKD	6%
J-K	SI2	142	HK$14,033 HKD	33%
J-K	VS1	224	HK$11,637 HKD	82%
J-K	VS2	252	HK$10,728 HKD	12%
J-K	VVS1	33	HK$14,856 HKD	105%
J-K	VVS2	97	HK$7,839 HKD	136%
L-M	IF	10	HK$10,338 HKD	11%
L-M	SI1	31	HK$8,313 HKD	44%
L-M	SI2	55	HK$7,637 HKD	14%
L-M	VS1	16	HK$5,175 HKD	39%
L-M	VS2	11	HK$7,230 HKD	43%
L-M	VVS1	33	HK$10,606 HKD	22%
L-M	VVS2	43	HK$9,135 HKD	28%
N+	FL	20	HK$11,577 HKD	23%
N+	I	21	HK$2,973 HKD	36%
N+	IF	257	HK$12,029 HKD	63%
N+	SI1	921	HK$5,924 HKD	199%
N+	SI2	267	HK$7,151 HKD	191%
N+	VS1	7,780	HK$4,400 HKD	82%
N+	VS2	3,052	HK$4,323 HKD	91%
N+	VVS1	904	HK$4,611 HKD	77%
N+	VVS2	6,584	HK$4,430 HKD	84%
N+	other	2,510	HK$11,812 HKD	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