How much does a 1.00 to 1.49ct natural marquise diamond cost?

As of September 2026, 1.00 to 1.49ct natural marquise diamonds range from HK$1,978 HKD/ct to HK$183,815 HKD/ct, with an average of HK$34,955 HKD/ct.

What is the price range for 1.00 to 1.49ct natural marquise diamonds?

As of September 2026, the lowest listed price is HK$1,978 HKD per carat and the highest is HK$183,815 HKD per carat. The spread reflects differences in colour, clarity, cut and retailer pricing.

How many 1.00 to 1.49ct natural marquise diamonds are available?

There are 77,241 active natural marquise 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 natural marquise diamond?

Approximately 17% of these diamonds are available at multiple retailers, with an average price spread of 65% between the cheapest and most expensive listing of the same stone.

Natural Marquise Diamonds, 1.00 to 1.49ct

Quick answer

As of September 2026, there are 77,241 natural marquise diamonds between 1.00 to 1.49ct listed by at least 62 retailers. A typical stone in this range costs about HK$41,946 HKD in total, or HK$34,955 HKD per carat, and most listings sit between HK$1,978 HKD and HK$183,815 HKD per carat. About 17% of these stones are listed by more than one retailer, and the same stone is priced 65% apart on average between its cheapest and most expensive seller. The best value grade combination with real depth of stock is H to I SI1 at HK$32,591 HKD per carat across 3,815 listings. The same shape in lab grown form runs about HK$7,950 HKD per carat, roughly 77% less.

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. Marquise natural stones in the index: 2,114 USD per carat, -8.8% 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 77,241 diamonds in Explorer

Price Distribution

LowHigh

Colour	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	$9,911	$9,084	$8,642	$8,246	$8,339	$6,523	$5,500	$4,373	$4,982
F-G	-	$6,706	$7,211	$7,436	$6,697	$6,121	$4,749	$3,817	$4,721
H-I	-	$4,864	$5,525	$5,675	$5,439	$4,858	$4,155	$3,006	$3,412
J-K	-	$3,239	$3,700	$3,396	$4,480	$3,313	$2,958	$2,558	$3,025
L-M	-	$2,560	$2,599	$2,218	$2,307	$2,173	$1,831	$1,659	$1,883
N+	-	-	$2,557	$1,969	$2,078	$2,800	$3,229	$2,708	$1,866

Price by Colour & Clarity

Average price per carat for 1.00 to 1.49ct natural marquise diamonds by colour and clarity grade.

Colour	Clarity	Listings	Avg Price/ct	Spread
D-E	FL	394	HK$77,748 HKD	31%
D-E	I	794	HK$39,080 HKD	52%
D-E	IF	1,073	HK$71,263 HKD	29%
D-E	SI1	4,557	HK$43,148 HKD	33%
D-E	SI2	6,939	HK$34,305 HKD	38%
D-E	VS1	2,931	HK$65,413 HKD	31%
D-E	VS2	3,177	HK$51,173 HKD	33%
D-E	VVS1	1,674	HK$67,795 HKD	28%
D-E	VVS2	1,328	HK$64,685 HKD	33%
F-G	I	808	HK$37,033 HKD	42%
F-G	IF	500	HK$52,602 HKD	25%
F-G	SI1	4,351	HK$37,251 HKD	50%
F-G	SI2	8,127	HK$29,945 HKD	45%
F-G	VS1	2,718	HK$52,532 HKD	41%
F-G	VS2	3,165	HK$48,017 HKD	40%
F-G	VVS1	954	HK$56,563 HKD	38%
F-G	VVS2	1,543	HK$58,330 HKD	54%
H-I	I	794	HK$26,764 HKD	66%
H-I	IF	826	HK$38,154 HKD	33%
H-I	SI1	3,815	HK$32,591 HKD	58%
H-I	SI2	6,158	HK$23,582 HKD	56%
H-I	VS1	2,007	HK$42,667 HKD	44%
H-I	VS2	2,732	HK$38,106 HKD	53%
H-I	VVS1	974	HK$43,342 HKD	37%
H-I	VVS2	1,194	HK$44,515 HKD	64%
J-K	I	388	HK$23,729 HKD	65%
J-K	IF	385	HK$25,411 HKD	32%
J-K	SI1	2,597	HK$23,201 HKD	45%
J-K	SI2	2,757	HK$20,066 HKD	51%
J-K	VS1	1,243	HK$35,144 HKD	83%
J-K	VS2	1,923	HK$25,986 HKD	55%
J-K	VVS1	807	HK$29,025 HKD	44%
J-K	VVS2	837	HK$26,637 HKD	96%
L-M	I	48	HK$14,768 HKD	43%
L-M	IF	64	HK$20,085 HKD	30%
L-M	SI1	393	HK$14,366 HKD	41%
L-M	SI2	432	HK$13,015 HKD	47%
L-M	VS1	279	HK$18,094 HKD	32%
L-M	VS2	344	HK$17,043 HKD	33%
L-M	VVS1	104	HK$20,392 HKD	26%
L-M	VVS2	137	HK$17,403 HKD	31%
N+	I	119	HK$14,635 HKD	476%
N+	SI1	171	HK$25,329 HKD	154%
N+	SI2	152	HK$21,244 HKD	158%
N+	VS1	130	HK$16,303 HKD	128%
N+	VS2	140	HK$21,964 HKD	96%
N+	VVS1	24	HK$20,058 HKD	66%
N+	VVS2	204	HK$15,448 HKD	63%
N+	other	30	HK$23,869 HKD	236%

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