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 $1,370 USD to $11,123 USD, with a median price of $4,342 USD. There are currently 640 diamonds matching this specification available across retailers.

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

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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 color and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $1,370 USD to $11,123 USD, with a median of $4,342 USD. At least 43 retailers stock this exact specification. Half of all listings fall between $778 USD and $2,600 USD per carat. The same specification in natural form lists at a median of about $16,798 USD 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

$698 USD

Highest Price

$72,990 USD

Average Price

$6,087 USD

Market Intelligence

Retailers Selling

Price Spread

149.9%

Price Range

Price per carat distribution across retailers

$1,215/ct

10th Percentile

$581

Median

$1,215

90th Percentile

$3,311

Score Distribution

640 diamonds scored across 4 quality tiers

Excellent

218 (34.1%)

Very Good

169 (26.4%)

Good

126 (19.7%)

Average

127 (19.8%)

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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 21%

E VVS1VVS1 inclusions are not visible without magnification

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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