How much does a 3.00 to 4.99ct F VVS1 lab grown cushion diamond cost?

As of September 2026, 3.00 to 4.99ct F VVS1 lab grown cushion diamonds typically cost £621 GBP to £5,685 GBP, with a median price of £1,519 GBP. There are currently 928 diamonds matching this specification available across retailers.

Where can I find the best price on a F VVS1 cushion diamond?

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3.00 to 4.99ct F VVS1 Lab Grown Cushion

Quick answer

As of September 2026, there are 928 lab grown cushion diamonds with F colour and VVS1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £621 GBP to £5,685 GBP, with a median of £1,519 GBP. At least 42 retailers stock this exact specification. Half of all listings fall between £303 GBP and £1,080 GBP per carat. The same specification in natural form lists at a median of about £14,347 GBP 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. Cushion lab grown stones in the index: 466 USD per carat, -14.7% 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

928

Lowest Price

£333 GBP

Highest Price

£27,521 GBP

Average Price

£2,493 GBP

Market Intelligence

Retailers Selling

Price Spread

147.3%

Price Range

Price per carat distribution across retailers

$711/ct

10th Percentile

$322

Median

$711

90th Percentile

$1,972

Score Distribution

928 diamonds scored across 4 quality tiers

Excellent

191 (20.6%)

Very Good

258 (27.8%)

Good

203 (21.9%)

Average

276 (29.7%)

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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