How much does a 1.00 to 1.49ct H VS1 natural cushion diamond cost?

As of September 2026, 1.00 to 1.49ct H VS1 natural cushion diamonds typically cost £1,274 GBP to £3,993 GBP, with a median price of £2,072 GBP. There are currently 1,508 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct H VS1 Natural Cushion

Quick answer

As of September 2026, there are 1,508 natural cushion diamonds with H colour and VS1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £1,274 GBP to £3,993 GBP, with a median of £2,072 GBP. At least 60 retailers stock this exact specification. Half of all listings fall between £1,481 GBP and £2,566 GBP per carat. The same specification in lab grown form lists at a median of about £397 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

1,508

Lowest Price

£372 GBP

Highest Price

£7,888 GBP

Average Price

£2,366 GBP

Market Intelligence

Retailers Selling

Price Spread

57.4%

Price Range

Price per carat distribution across retailers

$2,555/ct

10th Percentile

$1,670

Median

$2,555

90th Percentile

$4,436

Score Distribution

1.5K diamonds scored across 4 quality tiers

Excellent

260 (17.2%)

Very Good

337 (22.3%)

Good

526 (34.9%)

Average

385 (25.5%)

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Consider Instead

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

H VS2VS2 inclusions are not visible without magnification

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Lab-Grown H 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