How much does a 1.00 to 1.49ct M SI1 natural pear diamond cost?

As of November 7, 2026, 1.00 to 1.49ct M SI1 natural pear diamonds typically cost £680 GBP to £1,644 GBP, with a median price of £972 GBP. There are currently 73 diamonds matching this specification available across retailers.

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

About 58% of these diamonds are available at multiple retailers, with an average price spread of 40%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct M SI1 Natural Pear

Quick answer

As of November 7, 2026, there are 73 natural pear diamonds with M colour and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £680 GBP to £1,644 GBP, with a median of £972 GBP. Half of all listings fall between £754 GBP and £1,115 GBP per carat. The same specification in lab grown form lists at a median of about £149 GBP per carat. Over the last 30 days the median price moved +2.5% and the number of listings moved +23.3%.

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

Caratlytics Diamond Price Index, October 2026: natural diamonds at 2,202 USD per carat and lab-grown at 462 USD per carat, a natural to lab ratio of 4.8 to 1. Pear natural stones in the index: 2,261 USD per carat, -2.3% month on month. See the full index release

Figures come from current listings across more than 125 retailers. The index is a monthly release.

Last updated: November 7, 2026

Available

Lowest Price

£552 GBP

Highest Price

£4,686 GBP

Average Price

£1,094 GBP

Market Intelligence

Cross Retailer %

57.5%

Price Spread

40.2%

30-Day Price Trend

+2.5%

30-Day Supply Change

+23.3%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,201/ct

10th Percentile

$868

Median

$1,201

90th Percentile

$2,130

Score Distribution

73 diamonds scored across 4 quality tiers

Excellent

11 (15.1%)

Very Good

25 (34.2%)

Good

21 (28.8%)

Average

16 (21.9%)

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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