How much does a 1.00 to 1.49ct J I1 lab grown pear diamond cost?

As of October 2026, 1.00 to 1.49ct J I1 lab grown pear diamonds typically cost £237 GBP to £694 GBP, with a median price of £247 GBP. There are currently 4 diamonds matching this specification available across retailers.

Where can I find the best price on a J I1 pear diamond?

About 67% of these diamonds are available at multiple retailers, with an average price spread of 195%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct J I1 Lab Grown Pear

Quick answer

As of October 2026, there are 4 lab grown pear diamonds with J colour and I1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £237 GBP to £694 GBP, with a median of £247 GBP. At least 7 retailers stock this exact specification, and 67% of the stones appear at more than one of them, with an average price spread of 195%. Half of all listings fall between £274 GBP and £846 GBP per carat. The same specification in natural form lists at a median of about £1,644 GBP per carat.

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

Lowest Price

£237 GBP

Highest Price

£985 GBP

Average Price

£407 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

66.7%

Price Spread

195.2%

Price Range

Price per carat distribution across retailers

$390/ct

10th Percentile

$315

Median

$390

90th Percentile

$1,255

Score Distribution

5 diamonds scored across 3 quality tiers

Excellent

1 (20.0%)

Very Good

3 (60.0%)

Good

1 (20.0%)

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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