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

As of October 2026, 1.00 to 1.49ct I IF natural round diamonds typically cost $3,893 CAD to $11,142 CAD, with a median price of $6,089 CAD. There are currently 660 diamonds matching this specification available across retailers.

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

About 36% of these diamonds are available at multiple retailers, with an average price spread of 44%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct I IF Natural Round

Quick answer

As of October 2026, there are 660 natural round diamonds with I color and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $3,893 CAD to $11,142 CAD, with a median of $6,089 CAD. At least 65 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 44%. Half of all listings fall between $4,772 CAD and $7,378 CAD per carat. The same specification in lab grown form lists at a median of about $679 CAD per carat. Over the last 30 days the median price moved -0.1% and the number of listings moved +4.3%.

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

660

Lowest Price

$2,592 CAD

Highest Price

$24,672 CAD

Average Price

$6,842 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

35.9%

Price Spread

44.2%

30-Day Price Trend

-0.1%

30-Day Supply Change

+4.3%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$4,200/ct

10th Percentile

$2,843

Median

$4,200

90th Percentile

$6,893

Score Distribution

1.7K diamonds scored across 5 quality tiers

Exceptional

1 (0.1%)

Excellent

531 (32.0%)

Very Good

439 (26.5%)

Good

292 (17.6%)

Average

396 (23.9%)

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

J IFJ colour is visually identical to I to the naked eye

Save 26%

I VVS1VVS1 inclusions are not visible without magnification

Save 6%

Lab-Grown I IFSame specifications, lab-grown origin

Save 90%

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