How much does a 5.00ct+ E SI1 lab grown pear diamond cost?

As of October 2026, 5.00ct+ E SI1 lab grown pear diamonds typically cost £454 GBP to £4,829 GBP, with a median price of £967 GBP. There are currently 32 diamonds matching this specification available across retailers.

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

About 71% of these diamonds are available at multiple retailers, with an average price spread of 151%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ E SI1 Lab Grown Pear

Quick answer

As of October 2026, there are 32 lab grown pear diamonds with E colour and SI1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £454 GBP to £4,829 GBP, with a median of £967 GBP. At least 14 retailers stock this exact specification, and 71% of the stones appear at more than one of them, with an average price spread of 151%. Half of all listings fall between £164 GBP and £507 GBP per carat. The same specification in natural form lists at a median of about £20,352 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

£371 GBP

Highest Price

£14,419 GBP

Average Price

£1,646 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

71.4%

Price Spread

150.9%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$302/ct

10th Percentile

$154

Median

$302

90th Percentile

$809

Score Distribution

63 diamonds scored across 4 quality tiers

Excellent

27 (42.9%)

Very Good

10 (15.9%)

Good

12 (19.0%)

Average

14 (22.2%)

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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