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 $780 USD to $2,715 USD, with a median price of $895 USD. There are currently 42 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 42 lab grown oval diamonds with J color and VS1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $780 USD to $2,715 USD, with a median of $895 USD. 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 $1,227 USD and $2,194 USD per carat. The same specification in natural form lists at a median of about $3,815 USD 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

$220 USD

Highest Price

$6,599 USD

Average Price

$1,557 USD

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

72 diamonds scored across 4 quality tiers

Excellent

34 (47.2%)

Very Good

8 (11.1%)

Good

26 (36.1%)

Average

4 (5.6%)

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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