How much does a lab grown marquise diamond cost in Singapore?

Lab Grown marquise diamonds in Singapore list between $181 SGD and $27,383 SGD SGD, with a median of $1,522 SGD across 1,237,162 active listings.

Is a lab grown marquise diamond worth it in Singapore?

Lab Grown marquise stones in Singapore are priced in SGD and reflect local retailer markup. Cross-retailer aggregation across more than one hundred sources lets you see if a particular listing is above or below the regional median.

Where does Singapore pricing data come from for marquise diamonds?

Carat Hunter aggregates live retailer pricing from more than one hundred jewellery sites globally and shows the Singapore view in SGD. Pricing for marquise stones is refreshed daily.

Lab Grown Marquise Diamond Prices in Singapore

Quick answer

As of September 2026, Carat Hunter tracks 1,237,162 lab grown marquise diamonds listed by at least 60 retailers. The median listing sits at $1,522 SGD per carat, and most stock falls between $181 SGD and $27,383 SGD per carat. About 0% of these stones are listed by more than one retailer, and the same stone is priced 95% apart on average between its cheapest and most expensive seller. The most common size is 1.00 to 1.24 carats, with 266,148 listings at an average of $1,453 SGD per carat. The best value grade combination with real depth of stock is F to G VS1 at $655 SGD per carat across 101,658 listings. The same shape in natural form runs about $10,999 SGD per carat, roughly 7.2 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

By Carat Weight

Price Distribution

LowHigh

Colour	FL	IF	VVS1	VVS2	VS1	VS2	SI1	SI2	I
D-E	$2,385	$1,902	$858	$560	$578	$585	$543	$567	$1,297
F-G	$2,086	$1,329	$727	$528	$491	$523	$444	$2,628	$1,465
H-I	-	$4,259	$1,260	$552	$622	$912	$1,365	$2,558	$1,807
J-K	-	$1,696	$1,430	$2,376	$1,223	$1,409	$1,562	$2,033	$2,768
L-M	-	-	-	$623	$473	-	$2,493	$1,229	-
N+	-	$1,751	$854	$668	$633	$726	$672	$560	-

By Carat Weight

Price by Colour & Clarity

Colour	Clarity	Listings	Avg Price/ct
D-E	FL	44,837	$3,181 SGD
D-E	I	37	$1,729 SGD
D-E	IF	45,530	$2,536 SGD
D-E	SI1	2,744	$723 SGD
D-E	SI2	220	$756 SGD
D-E	VS1	263,742	$770 SGD
D-E	VS2	59,669	$780 SGD
D-E	VVS1	145,971	$1,144 SGD
D-E	VVS2	364,938	$747 SGD
F-G	FL	114	$2,781 SGD
F-G	I	37	$1,954 SGD
F-G	IF	1,351	$1,772 SGD
F-G	SI1	1,608	$592 SGD
F-G	SI2	165	$3,504 SGD
F-G	VS1	101,658	$655 SGD
F-G	VS2	17,905	$697 SGD
F-G	VVS1	14,535	$969 SGD
F-G	VVS2	128,592	$704 SGD
H-I	I	67	$2,410 SGD
H-I	IF	83	$5,679 SGD
H-I	SI1	756	$1,820 SGD
H-I	SI2	151	$3,411 SGD
H-I	VS1	4,064	$829 SGD
H-I	VS2	1,908	$1,217 SGD
H-I	VVS1	653	$1,679 SGD
H-I	VVS2	3,405	$736 SGD
J-K	I	90	$3,690 SGD
J-K	IF	21	$2,261 SGD
J-K	SI1	777	$2,082 SGD
J-K	SI2	158	$2,711 SGD
J-K	VS1	204	$1,631 SGD
J-K	VS2	383	$1,878 SGD
J-K	VVS1	54	$1,906 SGD
J-K	VVS2	173	$3,169 SGD
L-M	SI1	11	$3,324 SGD
L-M	SI2	40	$1,639 SGD
L-M	VS1	35	$630 SGD
L-M	VVS2	12	$831 SGD
N+	IF	251	$2,335 SGD
N+	SI1	736	$896 SGD
N+	SI2	86	$747 SGD
N+	VS1	11,851	$844 SGD
N+	VS2	4,287	$968 SGD
N+	VVS1	642	$1,139 SGD
N+	VVS2	9,618	$891 SGD
N+	other	2,993	$2,320 SGD