How much does a 5.00ct+ E IF lab grown oval diamond cost?

As of October 2026, 5.00ct+ E IF lab grown oval diamonds typically cost £5,146 GBP to £23,769 GBP, with a median price of £10,795 GBP. There are currently 44 diamonds matching this specification available across retailers.

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

About 36% of these diamonds are available at multiple retailers, with an average price spread of 90%. A comparison tool like Carat Hunter lets you see all the prices side by side.

5.00ct+ E IF Lab Grown Oval

Quick answer

As of October 2026, there are 44 lab grown oval diamonds with E colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run £5,146 GBP to £23,769 GBP, with a median of £10,795 GBP. At least 45 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 90%. Half of all listings fall between £1,433 GBP and £3,379 GBP per carat. The same specification in natural form lists at a median of about £39,663 GBP per carat. Over the last 30 days the median price moved -13.4% and the number of listings moved +16.7%.

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. Oval lab grown stones in the index: 453 USD per carat, -7.4% 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

£3,638 GBP

Highest Price

£51,888 GBP

Average Price

£13,461 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

36.3%

Price Spread

90.2%

30-Day Price Trend

-13.4%

30-Day Supply Change

+16.7%

Volatility (30d)

0.06

Price Range

Price per carat distribution across retailers

$2,874/ct

10th Percentile

$1,496

Median

$2,874

90th Percentile

$5,919

Score Distribution

139 diamonds scored across 4 quality tiers

Excellent

56 (40.3%)

Very Good

33 (23.7%)

Good

31 (22.3%)

Average

19 (13.7%)

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Consider Instead

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

F IFF colour is visually identical to E to the naked eye

Save 35%

E VVS1VVS1 inclusions are not visible without magnification

Save 68%

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