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

As of September 2026, 5.00ct+ E IF lab grown oval diamonds typically cost $10,341 AUD to $46,847 AUD, with a median price of $23,688 AUD. There are currently 133 diamonds matching this specification available across retailers.

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

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5.00ct+ E IF Lab Grown Oval

Quick answer

As of September 2026, there are 133 lab grown oval diamonds with E colour and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $10,341 AUD to $46,847 AUD, with a median of $23,688 AUD. At least 35 retailers stock this exact specification. Half of all listings fall between $3,587 AUD and $8,071 AUD per carat. The same specification in natural form lists at a median of about $57,066 AUD 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

133

Lowest Price

$5,124 AUD

Highest Price

$236,153 AUD

Average Price

$26,363 AUD

Market Intelligence

Retailers Selling

Price Spread

83.1%

Price Range

Price per carat distribution across retailers

$3,871/ct

10th Percentile

$1,760

Median

$3,871

90th Percentile

$8,411

Score Distribution

133 diamonds scored across 4 quality tiers

Excellent

48 (36.1%)

Very Good

47 (35.3%)

Good

29 (21.8%)

Average

9 (6.8%)

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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 40%

E VVS1VVS1 inclusions are not visible without magnification

Save 65%

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