How much does a 1.00 to 1.49ct E IF lab grown emerald diamond cost?

As of October 2026, 1.00 to 1.49ct E IF lab grown emerald diamonds typically cost £135 GBP to £1,017 GBP, with a median price of £364 GBP. There are currently 298 diamonds matching this specification available across retailers.

Where can I find the best price on a E IF emerald diamond?

About 39% of these diamonds are available at multiple retailers, with an average price spread of 114%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E IF Lab Grown Emerald

Quick answer

As of October 2026, there are 298 lab grown emerald diamonds with E colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run £135 GBP to £1,017 GBP, with a median of £364 GBP. At least 50 retailers stock this exact specification, and 39% of the stones appear at more than one of them, with an average price spread of 114%. Half of all listings fall between £240 GBP and £715 GBP per carat. The same specification in natural form lists at a median of about £5,414 GBP per carat. Over the last 30 days the median price moved -6.3% and the number of listings moved +21.1%.

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. Emerald lab grown stones in the index: 451 USD per carat, -8.3% 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

298

Lowest Price

£116 GBP

Highest Price

£2,717 GBP

Average Price

£501 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

39.4%

Price Spread

114.4%

30-Day Price Trend

-6.3%

30-Day Supply Change

+21.1%

Volatility (30d)

0.03

Price Range

Price per carat distribution across retailers

$556/ct

10th Percentile

$203

Median

$556

90th Percentile

$1,366

Score Distribution

735 diamonds scored across 5 quality tiers

Exceptional

1 (0.1%)

Excellent

274 (37.3%)

Very Good

124 (16.9%)

Good

103 (14.0%)

Average

233 (31.7%)

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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