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

As of October 2026, 1.00 to 1.49ct E SI1 lab grown pear diamonds typically cost £128 GBP to £505 GBP, with a median price of £342 GBP. There are currently 285 diamonds matching this specification available across retailers.

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

About 24% of these diamonds are available at multiple retailers, with an average price spread of 76%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E SI1 Lab Grown Pear

Quick answer

As of October 2026, there are 285 lab grown pear diamonds with E colour and SI1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £128 GBP to £505 GBP, with a median of £342 GBP. At least 38 retailers stock this exact specification, and 24% of the stones appear at more than one of them, with an average price spread of 76%. Half of all listings fall between £161 GBP and £396 GBP per carat. The same specification in natural form lists at a median of about £3,047 GBP per carat. Over the last 30 days the median price moved +21.8% and the number of listings moved +4.3%.

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

285

Lowest Price

£82 GBP

Highest Price

£1,187 GBP

Average Price

£354 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

24.1%

Price Spread

75.6%

30-Day Price Trend

+21.8%

30-Day Supply Change

+4.3%

Volatility (30d)

0.08

Price Range

Price per carat distribution across retailers

$417/ct

10th Percentile

$155

Median

$417

90th Percentile

$801

Score Distribution

864 diamonds scored across 4 quality tiers

Excellent

131 (15.2%)

Very Good

50 (5.8%)

Good

165 (19.1%)

Average

518 (60.0%)

Find Your Diamond

Search 285 E SI1 pear diamonds and compare prices.

Search Diamonds

Consider Instead

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

E SI2SI2 inclusions are not visible without magnification

Save 23%

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