How much does a 1.50 to 1.99ct F SI1 natural pear diamond cost?

As of October 2026, 1.50 to 1.99ct F SI1 natural pear diamonds typically cost £5,439 GBP to £12,786 GBP, with a median price of £8,468 GBP. There are currently 121 diamonds matching this specification available across retailers.

Where can I find the best price on a F SI1 pear diamond?

About 29% 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 F SI1 Natural Pear

Quick answer

As of October 2026, there are 121 natural pear diamonds with F colour and SI1 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run £5,439 GBP to £12,786 GBP, with a median of £8,468 GBP. At least 60 retailers stock this exact specification, and 29% of the stones appear at more than one of them, with an average price spread of 41%. Half of all listings fall between £3,851 GBP and £5,734 GBP per carat. The same specification in lab grown form lists at a median of about £348 GBP per carat. Over the last 30 days the median price moved -0.8% and the number of listings moved +13.7%.

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. Pear natural stones in the index: 2,307 USD per carat, +13.7% 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

121

Lowest Price

£2,487 GBP

Highest Price

£19,383 GBP

Average Price

£8,694 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

29.3%

Price Spread

40.9%

30-Day Price Trend

-0.8%

30-Day Supply Change

+13.7%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$6,135/ct

10th Percentile

$4,391

Median

$6,135

90th Percentile

$9,254

Score Distribution

426 diamonds scored across 4 quality tiers

Excellent

13 (3.1%)

Very Good

69 (16.2%)

Good

81 (19.0%)

Average

263 (61.7%)

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Consider Instead

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

F SI2SI2 inclusions are not visible without magnification

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Lab-Grown F SI1Same 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