How much does a 3.00 to 4.99ct J VS1 lab grown radiant diamond cost?

As of September 2026, 3.00 to 4.99ct J VS1 lab grown radiant diamonds typically cost $1,048 CAD to $10,789 CAD, with a median price of $7,266 CAD. There are currently 37 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct J VS1 Lab Grown Radiant

Quick answer

As of September 2026, there are 37 lab grown radiant diamonds with J color and VS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $1,048 CAD to $10,789 CAD, with a median of $7,266 CAD. At least 16 retailers stock this exact specification. Half of all listings fall between $451 CAD and $2,209 CAD per carat. The same specification in natural form lists at a median of about $11,239 CAD per carat.

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. Radiant lab grown stones in the index: 473 USD per carat, -12.5% 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

Available

Lowest Price

$499 CAD

Highest Price

$75,075 CAD

Average Price

$10,864 CAD

Market Intelligence

Retailers Selling

Price Spread

132.4%

Price Range

Price per carat distribution across retailers

$982/ct

10th Percentile

$250

Median

$982

90th Percentile

$1,643

Score Distribution

37 diamonds scored across 4 quality tiers

Excellent

3 (8.1%)

Very Good

6 (16.2%)

Good

15 (40.5%)

Average

13 (35.1%)

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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