How much does a 1.00 to 1.49ct E IF natural round diamond cost?

As of October 2026, 1.00 to 1.49ct E IF natural round diamonds typically cost $6,227 USD to $17,225 USD, with a median price of $9,636 USD. There are currently 721 diamonds matching this specification available across retailers.

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

About 36% of these diamonds are available at multiple retailers, with an average price spread of 45%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E IF Natural Round

Quick answer

As of October 2026, there are 721 natural round diamonds with E color and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $6,227 USD to $17,225 USD, with a median of $9,636 USD. At least 69 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 45%. Half of all listings fall between $7,846 USD and $12,161 USD per carat. The same specification in lab grown form lists at a median of about $576 USD per carat. Over the last 30 days the median price moved -2.1% and the number of listings moved +15.0%.

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. Round natural stones in the index: 2,248 USD per carat, +7.6% 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

721

Lowest Price

$157 USD

Highest Price

$33,352 USD

Average Price

$10,884 USD

Market Intelligence

Retailers Selling

Cross Retailer %

36.0%

Price Spread

45.0%

30-Day Price Trend

-2.1%

30-Day Supply Change

+15.0%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$9,600/ct

10th Percentile

$6,509

Median

$9,600

90th Percentile

$15,124

Score Distribution

1.7K diamonds scored across 5 quality tiers

Exceptional

132 (7.6%)

Excellent

640 (37.1%)

Very Good

414 (24.0%)

Good

228 (13.2%)

Average

313 (18.1%)

Find Your Diamond

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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 32%

E VVS1VVS1 inclusions are not visible without magnification

Save 15%

Lab-Grown E IFSame specifications, lab-grown origin

Save 95%

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