How much does a 5.00ct+ J VVS2 lab grown round diamond cost?

As of September 2026, 5.00ct+ J VVS2 lab grown round diamonds typically cost £30,824 GBP to £78,228 GBP, with a median price of £73,255 GBP. There are currently 3 diamonds matching this specification available across retailers.

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

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5.00ct+ J VVS2 Lab Grown Round

Quick answer

As of September 2026, there are 3 lab grown round diamonds with J colour and VVS2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £30,824 GBP to £78,228 GBP, with a median of £73,255 GBP. At least 7 retailers stock this exact specification. Half of all listings fall between £3,988 GBP and £7,369 GBP per carat. The same specification in natural form lists at a median of about £13,644 GBP per carat.

Three of the best scored stones at this specification right now:

5.03ct Round J VVS2, GIA, score 62 of 100, from £79,471 GBP

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. Round lab grown stones in the index: 438 USD per carat, -14.1% 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

£20,217 GBP

Highest Price

£82,121 GBP

Average Price

£57,647 GBP

Market Intelligence

Retailers Selling

Price Spread

47.3%

Price Range

Price per carat distribution across retailers

$9,648/ct

10th Percentile

$2,390

Median

$9,648

90th Percentile

$10,319

Score Distribution

3 diamonds scored across 3 quality tiers

Excellent

1 (33.3%)

Good

1 (33.3%)

Average

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