How much does a 1.00 to 1.49ct E IF lab grown oval diamond cost?

As of September 2026, 1.00 to 1.49ct E IF lab grown oval diamonds typically cost $197 USD to $2,030 USD, with a median price of $454 USD. There are currently 1,121 diamonds matching this specification available across retailers.

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1.00 to 1.49ct E IF Lab Grown Oval

Quick answer

As of September 2026, there are 1,121 lab grown oval diamonds with E color and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $197 USD to $2,030 USD, with a median of $454 USD. At least 48 retailers stock this exact specification. Half of all listings fall between $421 USD and $1,057 USD per carat. The same specification in natural form lists at a median of about $7,780 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. Oval lab grown stones in the index: 487 USD per carat, -11.2% 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

1,121

Lowest Price

$141 USD

Highest Price

$11,006 USD

Average Price

$834 USD

Market Intelligence

Retailers Selling

Price Spread

107.0%

Price Range

Price per carat distribution across retailers

$595/ct

10th Percentile

$313

Median

$595

90th Percentile

$1,822

Score Distribution

1.1K diamonds scored across 4 quality tiers

Excellent

438 (39.1%)

Very Good

254 (22.7%)

Good

125 (11.2%)

Average

304 (27.1%)

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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