How much does a 5.00ct+ G VS1 natural cushion diamond cost?

As of September 2026, 5.00ct+ G VS1 natural cushion diamonds typically cost £62,515 GBP to £256,334 GBP, with a median price of £101,326 GBP. There are currently 79 diamonds matching this specification available across retailers.

Where can I find the best price on a G VS1 cushion diamond?

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5.00ct+ G VS1 Natural Cushion

Quick answer

As of September 2026, there are 79 natural cushion diamonds with G colour and VS1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £62,515 GBP to £256,334 GBP, with a median of £101,326 GBP. At least 12 retailers stock this exact specification. Half of all listings fall between £33,299 GBP and £39,412 GBP per carat. The same specification in lab grown form lists at a median of about £367 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 natural stones in the index: 2,792 USD per carat, +1.1% 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

£39,342 GBP

Highest Price

£465,792 GBP

Average Price

£134,939 GBP

Market Intelligence

Retailers Selling

Price Spread

15.8%

Price Range

Price per carat distribution across retailers

$52,251/ct

10th Percentile

$42,290

Median

$52,251

90th Percentile

$54,400

Score Distribution

79 diamonds scored across 4 quality tiers

Excellent

17 (21.5%)

Very Good

21 (26.6%)

Good

24 (30.4%)

Average

17 (21.5%)

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

H VS1H colour is visually identical to G to the naked eye

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Lab-Grown G VS1Same specifications, lab-grown origin

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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