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

As of October 2026, 3.00 to 4.99ct E IF lab grown radiant diamonds typically cost $1,159 USD to $9,423 USD, with a median price of $3,417 USD. There are currently 159 diamonds matching this specification available across retailers.

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

About 40% of these diamonds are available at multiple retailers, with an average price spread of 100%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct E IF Lab Grown Radiant

Quick answer

As of October 2026, there are 159 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 $1,159 USD to $9,423 USD, with a median of $3,417 USD. At least 52 retailers stock this exact specification, and 40% of the stones appear at more than one of them, with an average price spread of 100%. Half of all listings fall between $619 USD and $1,600 USD per carat. Over the last 30 days the median price moved -23.2% and the number of listings moved +19.8%.

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

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Radiant lab grown stones in the index: 474 USD per carat, -2.1% month on month. See the full index release

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

Last updated: October 2026

Available

159

Lowest Price

$789 USD

Highest Price

$34,107 USD

Average Price

$4,999 USD

Market Intelligence

Retailers Selling

Cross Retailer %

40.5%

Price Spread

100.0%

30-Day Price Trend

-23.2%

30-Day Supply Change

+19.8%

Volatility (30d)

0.06

Price Range

Price per carat distribution across retailers

$980/ct

10th Percentile

$446

Median

$980

90th Percentile

$2,455

Score Distribution

476 diamonds scored across 5 quality tiers

Exceptional

9 (1.9%)

Excellent

161 (33.8%)

Very Good

149 (31.3%)

Good

83 (17.4%)

Average

74 (15.5%)

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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 14%

E VVS1VVS1 inclusions are not visible without magnification

Save 19%

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