How much does a 3.00 to 4.99ct E FL lab grown oval diamond cost?

As of October 2026, 3.00 to 4.99ct E FL lab grown oval diamonds typically cost $1,663 USD to $9,887 USD, with a median price of $4,939 USD. There are currently 152 diamonds matching this specification available across retailers.

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

About 43% of these diamonds are available at multiple retailers, with an average price spread of 98%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct E FL Lab Grown Oval

Quick answer

As of October 2026, there are 152 lab grown oval diamonds with E color and FL clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $1,663 USD to $9,887 USD, with a median of $4,939 USD. At least 41 retailers stock this exact specification, and 43% of the stones appear at more than one of them, with an average price spread of 98%. Half of all listings fall between $699 USD and $1,691 USD per carat. The same specification in natural form lists at a median of about $35,362 USD per carat. Over the last 30 days the median price moved -20.3% and the number of listings moved +8.5%.

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. Oval lab grown stones in the index: 453 USD per carat, -7.4% 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

152

Lowest Price

$745 USD

Highest Price

$28,896 USD

Average Price

$5,664 USD

Market Intelligence

Retailers Selling

Cross Retailer %

43.1%

Price Spread

98.1%

30-Day Price Trend

-20.3%

30-Day Supply Change

+8.5%

Volatility (30d)

0.07

Price Range

Price per carat distribution across retailers

$1,011/ct

10th Percentile

$469

Median

$1,011

90th Percentile

$2,803

Score Distribution

409 diamonds scored across 4 quality tiers

Excellent

156 (38.1%)

Very Good

46 (11.2%)

Good

101 (24.7%)

Average

106 (25.9%)

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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