How much does a 1.50 to 1.99ct J VS1 natural marquise diamond cost?

As of November 2026, 1.50 to 1.99ct J VS1 natural marquise diamonds typically cost $5,919 SGD to $19,710 SGD, with a median price of $10,813 SGD. There are currently 34 diamonds matching this specification available across retailers.

Where can I find the best price on a J VS1 marquise diamond?

About 37% of these diamonds are available at multiple retailers, with an average price spread of 49%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct J VS1 Natural Marquise

Quick answer

As of November 2026, there are 34 natural marquise diamonds with J colour and VS1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $5,919 SGD to $19,710 SGD, with a median of $10,813 SGD. At least 50 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 49%. Half of all listings fall between $4,934 SGD and $8,092 SGD per carat. The same specification in lab grown form lists at a median of about $1,951 SGD per carat. Over the last 30 days the median price moved -2.9% and the number of listings moved +15.1%.

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: November 2026

Available

Lowest Price

$4,729 SGD

Highest Price

$25,237 SGD

Average Price

$12,164 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

37.3%

Price Spread

49.1%

30-Day Price Trend

-2.9%

30-Day Supply Change

+15.1%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$5,027/ct

10th Percentile

$3,056

Median

$5,027

90th Percentile

$7,515

Score Distribution

85 diamonds scored across 4 quality tiers

Excellent

11 (12.9%)

Very Good

20 (23.5%)

Good

18 (21.2%)

Average

36 (42.4%)

Find Your Diamond

Search 34 J VS1 marquise diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

J VS2VS2 inclusions are not visible without magnification

Save 8%

Lab-Grown J VS1Same specifications, lab-grown origin

Save 70%

Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1