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

As of September 2026, 3.00 to 4.99ct D IF lab grown oval diamonds typically cost £1,142 GBP to £10,327 GBP, with a median price of £2,838 GBP. There are currently 7,479 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct D IF Lab Grown Oval

Quick answer

As of September 2026, there are 7,479 lab grown oval diamonds with D colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run £1,142 GBP to £10,327 GBP, with a median of £2,838 GBP. At least 48 retailers stock this exact specification. Half of all listings fall between £535 GBP and £2,059 GBP per carat. The same specification in natural form lists at a median of about £21,441 GBP per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Oval lab grown stones in the index: 487 USD per carat, -11.2% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

7,479

Lowest Price

£595 GBP

Highest Price

£96,098 GBP

Average Price

£4,506 GBP

Market Intelligence

Retailers Selling

Price Spread

187.2%

Price Range

Price per carat distribution across retailers

$1,099/ct

10th Percentile

$516

Median

$1,099

90th Percentile

$3,779

Score Distribution

7.5K diamonds scored across 5 quality tiers

Exceptional

14 (0.2%)

Excellent

2,243 (30.0%)

Very Good

2,523 (33.7%)

Good

1,876 (25.1%)

Average

823 (11.0%)

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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