How much does a 3.00 to 4.99ct E IF lab grown oval diamond cost?

As of October 2026, 3.00 to 4.99ct E IF lab grown oval diamonds typically cost £818 GBP to £8,109 GBP, with a median price of £2,242 GBP. There are currently 234 diamonds matching this specification available across retailers.

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

About 34% of these diamonds are available at multiple retailers, with an average price spread of 104%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct E IF Lab Grown Oval

Quick answer

As of October 2026, there are 234 lab grown oval diamonds with E colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £818 GBP to £8,109 GBP, with a median of £2,242 GBP. At least 54 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 104%. Half of all listings fall between £441 GBP and £1,186 GBP per carat. The same specification in natural form lists at a median of about £25,205 GBP per carat. Over the last 30 days the median price moved -20.3% and the number of listings moved +8.5%.

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

234

Lowest Price

£656 GBP

Highest Price

£30,082 GBP

Average Price

£3,868 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

34.4%

Price Spread

104.3%

30-Day Price Trend

-20.3%

30-Day Supply Change

+8.5%

Volatility (30d)

0.07

Price Range

Price per carat distribution across retailers

$951/ct

10th Percentile

$412

Median

$951

90th Percentile

$2,675

Score Distribution

693 diamonds scored across 5 quality tiers

Exceptional

2 (0.3%)

Excellent

239 (34.5%)

Very Good

163 (23.5%)

Good

154 (22.2%)

Average

135 (19.5%)

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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 6%

E VVS1VVS1 inclusions are not visible without magnification

Save 5%

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