How much does a 1.00 to 1.49ct J VVS2 lab grown radiant diamond cost?

As of October 2026, 1.00 to 1.49ct J VVS2 lab grown radiant diamonds typically cost £160 GBP to £854 GBP, with a median price of £256 GBP. There are currently 8 diamonds matching this specification available across retailers.

Where can I find the best price on a J VVS2 radiant diamond?

About 54% of these diamonds are available at multiple retailers, with an average price spread of 127%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct J VVS2 Lab Grown Radiant

Quick answer

As of October 2026, there are 8 lab grown radiant diamonds with J colour and VVS2 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £160 GBP to £854 GBP, with a median of £256 GBP. At least 18 retailers stock this exact specification, and 54% of the stones appear at more than one of them, with an average price spread of 127%. Half of all listings fall between £349 GBP and £1,030 GBP per carat. The same specification in natural form lists at a median of about £2,159 GBP 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. Radiant lab grown stones in the index: 474 USD per carat, -2.1% 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

£147 GBP

Highest Price

£3,289 GBP

Average Price

£401 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

53.9%

Price Spread

126.5%

Volatility (30d)

0.04

Price Range

Price per carat distribution across retailers

$716/ct

10th Percentile

$331

Median

$716

90th Percentile

$2,359

Score Distribution

17 diamonds scored across 4 quality tiers

Excellent

4 (23.5%)

Very Good

7 (41.2%)

Good

4 (23.5%)

Average

2 (11.8%)

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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