How much does a 3.00 to 4.99ct J VS2 lab grown heart diamond cost?

As of October 2026, 3.00 to 4.99ct J VS2 lab grown heart diamonds typically cost $680 SGD to $988 SGD, with a median price of $807 SGD. There are currently 2 diamonds matching this specification available across retailers.

Where can I find the best price on a J VS2 heart diamond?

About 50% of these diamonds are available at multiple retailers, with an average price spread of 103%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct J VS2 Lab Grown Heart

Quick answer

As of October 2026, there are 2 lab grown heart diamonds with J colour and VS2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $680 SGD to $988 SGD, with a median of $807 SGD. At least 14 retailers stock this exact specification, and 50% of the stones appear at more than one of them, with an average price spread of 103%. Half of all listings fall between $316 SGD and $752 SGD per carat. The same specification in natural form lists at a median of about $10,900 SGD per carat.

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. Heart lab grown stones in the index: 421 USD per carat, -1.8% 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: October 2026

Available

Lowest Price

$649 SGD

Highest Price

$4,640 SGD

Average Price

$829 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

50.0%

Price Spread

102.8%

Price Range

Price per carat distribution across retailers

$330/ct

10th Percentile

$232

Median

$330

90th Percentile

$815

Score Distribution

3 diamonds scored across 2 quality tiers

Excellent

2 (66.7%)

Very Good

1 (33.3%)

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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