How much does a 5.00ct+ E FL lab grown radiant diamond cost?

As of September 2026, 5.00ct+ E FL lab grown radiant diamonds typically cost $23,364 AUD to $84,515 AUD, with a median price of $42,368 AUD. There are currently 73 diamonds matching this specification available across retailers.

Where can I find the best price on a E FL radiant diamond?

Compare prices across retailers on Carat Hunter to see all your options.

5.00ct+ E FL Lab Grown Radiant

Quick answer

As of September 2026, there are 73 lab grown radiant diamonds with E colour and FL clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $23,364 AUD to $84,515 AUD, with a median of $42,368 AUD. At least 22 retailers stock this exact specification. Half of all listings fall between $3,714 AUD and $9,029 AUD per carat. The same specification in natural form lists at a median of about $76,299 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. Radiant lab grown stones in the index: 473 USD per carat, -12.5% 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

Lowest Price

$9,366 AUD

Highest Price

$255,766 AUD

Average Price

$52,133 AUD

Market Intelligence

Retailers Selling

Price Spread

109.0%

Price Range

Price per carat distribution across retailers

$3,499/ct

10th Percentile

$2,181

Median

$3,499

90th Percentile

$8,648

Score Distribution

73 diamonds scored across 4 quality tiers

Excellent

10 (13.7%)

Very Good

28 (38.4%)

Good

31 (42.5%)

Average

4 (5.5%)

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Consider Instead

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

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

Save 4%

E IFIF inclusions are not visible without magnification

Save 9%

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