How much does a 1.00 to 1.49ct H SI1 lab grown pear diamond cost?

As of October 2026, 1.00 to 1.49ct H SI1 lab grown pear diamonds typically cost £306 GBP to £856 GBP, with a median price of £439 GBP. There are currently 134 diamonds matching this specification available across retailers.

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

About 47% of these diamonds are available at multiple retailers, with an average price spread of 104%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct H SI1 Lab Grown Pear

Quick answer

As of October 2026, there are 134 lab grown pear diamonds with H colour and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £306 GBP to £856 GBP, with a median of £439 GBP. At least 26 retailers stock this exact specification, and 47% of the stones appear at more than one of them, with an average price spread of 104%. Half of all listings fall between £527 GBP and £1,370 GBP per carat. The same specification in natural form lists at a median of about £2,306 GBP per carat. Over the last 30 days the median price moved -0.4% and the number of listings moved +1.8%.

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 lab grown stones in the index: 452 USD per carat, -5.1% 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

134

Lowest Price

£75 GBP

Highest Price

£3,824 GBP

Average Price

£644 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

46.6%

Price Spread

103.7%

30-Day Price Trend

-0.4%

30-Day Supply Change

+1.8%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$1,089/ct

10th Percentile

$574

Median

$1,089

90th Percentile

$2,409

Score Distribution

234 diamonds scored across 4 quality tiers

Excellent

85 (36.3%)

Very Good

43 (18.4%)

Good

87 (37.2%)

Average

19 (8.1%)

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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