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

As of September 2026, 3.00 to 4.99ct lab grown marquise diamonds range from ₹12,984 INR/ct to ₹13,11,216 INR/ct, with an average of ₹1,07,222 INR/ct.

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

As of September 2026, the lowest listed price is ₹12,984 INR per carat and the highest is ₹13,11,216 INR per carat. The spread reflects differences in colour, clarity, cut and retailer pricing.

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

There are 167,450 active lab grown marquise listings between 3.00 to 4.99ct across 100+ retailers in the Carat Hunter index, refreshed daily.

Lab Grown Marquise Diamonds, 3.00 to 4.99ct

Quick answer

As of September 2026, there are 167,450 lab grown marquise diamonds between 3.00 to 4.99ct listed by at least 54 retailers. A typical stone in this range costs about ₹4,07,444 INR in total, or ₹1,07,222 INR per carat, and most listings sit between ₹12,984 INR and ₹13,11,216 INR per carat. The best value grade combination with real depth of stock is F to G VS1 at ₹40,403 INR per carat across 25,628 listings. The same shape in natural form runs about ₹15,28,724 INR per carat, roughly 14.3 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. Marquise lab grown stones in the index: 500 USD per carat, -14.7% 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 167,450 diamonds in Explorer

Price Distribution

LowHigh

Colour	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2
D-E	$3,722	$3,058	$907	$517	$495	$468	$343	$337
F-G	$1,840	$1,526	$683	$426	$423	$443	$334	$409
H-I	-	$1,630	$1,110	$369	$354	$913	$1,836	$6,938
J-K	-	-	-	-	-	$1,838	$2,544	-
N+	-	$1,544	$799	$573	$529	$527	$400	$261

Price by Colour & Clarity

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

Colour	Clarity	Listings	Avg Price/ct	Spread
D-E	FL	2,673	₹3,55,653 INR	86%
D-E	IF	2,899	₹2,92,178 INR	95%
D-E	SI1	252	₹32,810 INR	77%
D-E	SI2	22	₹32,179 INR	78%
D-E	VS1	24,229	₹47,271 INR	112%
D-E	VS2	6,899	₹44,730 INR	113%
D-E	VVS1	12,249	₹86,639 INR	114%
D-E	VVS2	42,647	₹49,405 INR	117%
F-G	FL	22	₹1,75,812 INR	113%
F-G	IF	130	₹1,45,787 INR	104%
F-G	SI1	419	₹31,933 INR	87%
F-G	SI2	12	₹39,093 INR	218%
F-G	VS1	25,628	₹40,403 INR	104%
F-G	VS2	3,882	₹42,380 INR	145%
F-G	VVS1	2,803	₹65,234 INR	126%
F-G	VVS2	34,369	₹40,690 INR	114%
H-I	IF	16	₹1,55,737 INR	130%
H-I	SI1	86	₹1,75,402 INR	49%
H-I	SI2	10	₹6,63,032 INR	93%
H-I	VS1	1,280	₹33,833 INR	201%
H-I	VS2	388	₹87,199 INR	83%
H-I	VVS1	189	₹1,06,118 INR	145%
H-I	VVS2	1,323	₹35,271 INR	224%
J-K	SI1	51	₹2,43,067 INR	2%
J-K	VS2	31	₹1,75,642 INR	7%
N+	IF	12	₹1,47,519 INR	83%
N+	SI1	126	₹38,240 INR	91%
N+	SI2	17	₹24,970 INR	112%
N+	VS1	1,965	₹50,555 INR	88%
N+	VS2	812	₹50,397 INR	85%
N+	VVS1	85	₹76,327 INR	103%
N+	VVS2	1,503	₹54,788 INR	86%
N+	other	421	₹2,09,855 INR	16%

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