How much does a 1.50 to 1.99ct H VS1 natural radiant diamond cost?

As of October 2026, 1.50 to 1.99ct H VS1 natural radiant diamonds typically cost £4,814 GBP to £12,256 GBP, with a median price of £7,355 GBP. There are currently 131 diamonds matching this specification available across retailers.

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

About 36% of these diamonds are available at multiple retailers, with an average price spread of 41%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct H VS1 Natural Radiant

Quick answer

As of October 2026, there are 131 natural radiant diamonds with H colour and VS1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run £4,814 GBP to £12,256 GBP, with a median of £7,355 GBP. At least 64 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 41%. Half of all listings fall between £3,622 GBP and £5,435 GBP per carat. The same specification in lab grown form lists at a median of about £350 GBP per carat. Over the last 30 days the median price moved -1.1% and the number of listings moved +16.9%.

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

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Radiant natural stones in the index: 3,091 USD per carat, +13.2% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: October 2026

Available

131

Lowest Price

£3,114 GBP

Highest Price

£19,464 GBP

Average Price

£8,096 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

36.2%

Price Spread

40.7%

30-Day Price Trend

-1.1%

30-Day Supply Change

+16.9%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$5,935/ct

10th Percentile

$4,010

Median

$5,935

90th Percentile

$8,668

Score Distribution

308 diamonds scored across 4 quality tiers

Excellent

54 (17.5%)

Very Good

73 (23.7%)

Good

40 (13.0%)

Average

141 (45.8%)

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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