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

As of October 2026, 1.00 to 1.49ct natural marquise diamonds range from HK$1,468 HKD/ct to HK$501,304 HKD/ct, with an average of HK$35,233 HKD/ct.

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

As of October 2026, the lowest listed price is HK$1,468 HKD per carat and the highest is HK$501,304 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 111,365 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 33% of these diamonds are available at multiple retailers, with an average price spread of 64% between the cheapest and most expensive listing of the same stone.

Natural Marquise Diamonds, 1.00 to 1.49ct

Quick answer

As of October 2026, there are 111,365 listings of natural marquise diamonds between 1.00 to 1.49ct from at least 67 retailers. A typical stone in this range costs about HK$42,280 HKD in total, or HK$35,233 HKD per carat, and most listings sit between HK$1,468 HKD and HK$501,304 HKD per carat. About 33% of these stones are listed by more than one retailer, and the same stone is priced 64% 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$31,648 HKD per carat across 5,875 listings. The same shape in lab grown form runs about HK$4,780 HKD per carat, roughly 86% less.

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. Marquise natural stones in the index: 2,268 USD per carat, +10.8% 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: October 2026

Browse 111,365 diamonds in Explorer

Price Distribution

LowHigh

Colour	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	$9,905	$9,487	$9,004	$8,715	$8,552	$6,841	$5,404	$4,202	$4,834
F-G	-	$6,867	$7,772	$7,190	$6,779	$6,163	$4,638	$3,754	$4,635
H-I	-	$4,967	$5,612	$5,181	$5,168	$5,286	$4,034	$3,165	$2,978
J-K	-	$3,517	$3,735	$3,382	$3,505	$3,361	$2,932	$2,615	$3,259
L-M	-	$2,403	$2,727	$2,084	$2,281	$1,888	$2,021	$1,603	$1,747
N+	-	$2,344	$2,763	$2,058	$1,978	$2,088	$5,604	$3,833	$1,298

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	576	HK$77,709 HKD	31%
D-E	I	1,069	HK$37,927 HKD	59%
D-E	IF	1,460	HK$74,433 HKD	31%
D-E	SI1	6,788	HK$42,397 HKD	39%
D-E	SI2	9,738	HK$32,970 HKD	43%
D-E	VS1	3,826	HK$67,095 HKD	33%
D-E	VS2	4,556	HK$53,674 HKD	37%
D-E	VVS1	2,420	HK$70,643 HKD	28%
D-E	VVS2	1,990	HK$68,372 HKD	40%
F-G	I	988	HK$36,363 HKD	50%
F-G	IF	516	HK$53,873 HKD	33%
F-G	SI1	5,888	HK$36,389 HKD	50%
F-G	SI2	11,888	HK$29,450 HKD	48%
F-G	VS1	3,217	HK$53,189 HKD	41%
F-G	VS2	4,079	HK$48,352 HKD	48%
F-G	VVS1	1,603	HK$60,977 HKD	49%
F-G	VVS2	1,898	HK$56,414 HKD	42%
H-I	I	1,110	HK$23,361 HKD	81%
H-I	IF	1,147	HK$38,969 HKD	40%
H-I	SI1	5,875	HK$31,648 HKD	51%
H-I	SI2	9,768	HK$24,835 HKD	51%
H-I	VS1	2,793	HK$40,545 HKD	48%
H-I	VS2	3,654	HK$41,469 HKD	58%
H-I	VVS1	1,477	HK$44,026 HKD	43%
H-I	VVS2	1,450	HK$40,646 HKD	71%
J-K	I	504	HK$25,572 HKD	68%
J-K	IF	589	HK$27,596 HKD	31%
J-K	SI1	3,661	HK$23,004 HKD	49%
J-K	SI2	4,322	HK$20,517 HKD	53%
J-K	VS1	1,904	HK$27,501 HKD	70%
J-K	VS2	2,877	HK$26,373 HKD	51%
J-K	VVS1	1,336	HK$29,304 HKD	61%
J-K	VVS2	1,393	HK$26,533 HKD	73%
L-M	I	73	HK$13,707 HKD	36%
L-M	IF	146	HK$18,850 HKD	43%
L-M	SI1	690	HK$15,856 HKD	49%
L-M	SI2	621	HK$12,574 HKD	52%
L-M	VS1	409	HK$17,894 HKD	46%
L-M	VS2	557	HK$14,813 HKD	43%
L-M	VVS1	281	HK$21,394 HKD	24%
L-M	VVS2	220	HK$16,350 HKD	45%
N+	I	349	HK$10,184 HKD	158%
N+	IF	17	HK$18,393 HKD	34%
N+	SI1	316	HK$43,968 HKD	121%
N+	SI2	334	HK$30,071 HKD	126%
N+	VS1	243	HK$15,520 HKD	160%
N+	VS2	278	HK$16,382 HKD	155%
N+	VVS1	49	HK$21,674 HKD	381%
N+	VVS2	399	HK$16,148 HKD	85%
N+	other	23	HK$30,598 HKD	252%

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