How much does a 1.00 to 1.49ct D VVS1 lab grown cushion diamond cost?

As of September 2026, 1.00 to 1.49ct D VVS1 lab grown cushion diamonds typically cost £175 GBP to £1,152 GBP, with a median price of £343 GBP. There are currently 5,095 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct D VVS1 Lab Grown Cushion

Quick answer

As of September 2026, there are 5,095 lab grown cushion diamonds with D colour and VVS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £175 GBP to £1,152 GBP, with a median of £343 GBP. At least 48 retailers stock this exact specification. Half of all listings fall between £302 GBP and £633 GBP per carat. The same specification in natural form lists at a median of about £3,985 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

5,095

Lowest Price

£78 GBP

Highest Price

£8,236 GBP

Average Price

£538 GBP

Market Intelligence

Retailers Selling

Price Spread

85.3%

Price Range

Price per carat distribution across retailers

$494/ct

10th Percentile

$315

Median

$494

90th Percentile

$1,302

Score Distribution

5.1K diamonds scored across 5 quality tiers

Exceptional

3 (0.1%)

Excellent

1,535 (30.1%)

Very Good

1,217 (23.9%)

Good

833 (16.3%)

Average

1,507 (29.6%)

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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