How much does a 1.50 to 1.99ct J VS1 lab grown oval diamond cost?

As of October 2026, 1.50 to 1.99ct J VS1 lab grown oval diamonds typically cost $1,000 SGD to $3,480 SGD, with a median price of $1,147 SGD. There are currently 43 diamonds matching this specification available across retailers.

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

About 50% of these diamonds are available at multiple retailers, with an average price spread of 63%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct J VS1 Lab Grown Oval

Quick answer

As of October 2026, there are 43 lab grown oval diamonds with J colour and VS1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $1,000 SGD to $3,480 SGD, with a median of $1,147 SGD. At least 23 retailers stock this exact specification, and 50% of the stones appear at more than one of them, with an average price spread of 63%. Half of all listings fall between $1,573 SGD and $2,813 SGD per carat. The same specification in natural form lists at a median of about $4,889 SGD per carat. Over the last 30 days the median price moved +0.1% and the number of listings moved -6.3%.

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. Oval lab grown stones in the index: 453 USD per carat, -7.4% 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

Available

Lowest Price

$282 SGD

Highest Price

$8,458 SGD

Average Price

$1,996 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

50.4%

Price Spread

63.4%

30-Day Price Trend

+0.1%

30-Day Supply Change

-6.3%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$1,527/ct

10th Percentile

$769

Median

$1,527

90th Percentile

$2,792

Score Distribution

75 diamonds scored across 4 quality tiers

Excellent

34 (45.3%)

Very Good

8 (10.7%)

Good

28 (37.3%)

Average

5 (6.7%)

Find Your Diamond

Search 43 J VS1 oval 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 5%

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