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

As of September 2026, 1.00 to 1.49ct E IF lab grown heart diamonds typically cost $233 USD to $1,073 USD, with a median price of $501 USD. There are currently 188 diamonds matching this specification available across retailers.

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

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1.00 to 1.49ct E IF Lab Grown Heart

Quick answer

As of September 2026, there are 188 lab grown heart diamonds with E color and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $233 USD to $1,073 USD, with a median of $501 USD. At least 36 retailers stock this exact specification. Half of all listings fall between $483 USD and $1,055 USD per carat. The same specification in natural form lists at a median of about $6,341 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. Heart lab grown stones in the index: 440 USD per carat, -9.4% 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

188

Lowest Price

$159 USD

Highest Price

$6,430 USD

Average Price

$633 USD

Market Intelligence

Retailers Selling

Price Spread

92.4%

Price Range

Price per carat distribution across retailers

$620/ct

10th Percentile

$373

Median

$620

90th Percentile

$1,606

Score Distribution

188 diamonds scored across 5 quality tiers

Exceptional

2 (1.1%)

Excellent

83 (44.1%)

Very Good

51 (27.1%)

Good

26 (13.8%)

Average

26 (13.8%)

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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