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

As of September 2026, 3.00 to 4.99ct E IF lab grown radiant diamonds typically cost $1,911 AUD to $15,507 AUD, with a median price of $6,069 AUD. There are currently 640 diamonds matching this specification available across retailers.

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

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

3.00 to 4.99ct E IF Lab Grown Radiant

Quick answer

As of September 2026, there are 640 lab grown radiant diamonds with E colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $1,911 AUD to $15,507 AUD, with a median of $6,069 AUD. At least 43 retailers stock this exact specification. Half of all listings fall between $1,085 AUD and $3,582 AUD per carat. The same specification in natural form lists at a median of about $23,420 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

640

Lowest Price

$973 AUD

Highest Price

$101,763 AUD

Average Price

$8,488 AUD

Market Intelligence

Retailers Selling

Price Spread

153.9%

Price Range

Price per carat distribution across retailers

$1,164/ct

10th Percentile

$581

Median

$1,164

90th Percentile

$3,273

Score Distribution

639 diamonds scored across 4 quality tiers

Excellent

218 (34.1%)

Very Good

167 (26.1%)

Good

132 (20.7%)

Average

122 (19.1%)

Find Your Diamond

Search 640 E IF radiant diamonds and compare prices.

Search Diamonds

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 21%

E VVS1VVS1 inclusions are not visible without magnification

Save 23%

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