How much does a 1.50 to 1.99ct I IF natural heart diamond cost?

As of October 2026, 1.50 to 1.99ct I IF natural heart diamonds typically cost $5,615 CAD to $12,782 CAD, with a median price of $8,573 CAD. There are currently 22 diamonds matching this specification available across retailers.

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

About 61% 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.

1.50 to 1.99ct I IF Natural Heart

Quick answer

As of October 2026, there are 22 natural heart diamonds with I color and IF clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $5,615 CAD to $12,782 CAD, with a median of $8,573 CAD. At least 38 retailers stock this exact specification, and 61% of the stones appear at more than one of them, with an average price spread of 45%. Half of all listings fall between $5,297 CAD and $8,313 CAD per carat. The same specification in lab grown form lists at a median of about $581 CAD per carat. Over the last 30 days the median price moved -2.1% and the number of listings moved +16.0%.

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. Heart natural stones in the index: 2,374 USD per carat, +9.8% 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

Lowest Price

$4,880 CAD

Highest Price

$22,290 CAD

Average Price

$9,310 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

60.7%

Price Spread

45.4%

30-Day Price Trend

-2.1%

30-Day Supply Change

+16.0%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$4,731/ct

10th Percentile

$3,210

Median

$4,731

90th Percentile

$7,100

Score Distribution

33 diamonds scored across 4 quality tiers

Excellent

17 (51.5%)

Very Good

5 (15.2%)

Good

6 (18.2%)

Average

5 (15.2%)

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Consider Instead

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

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Lab-Grown I IFSame specifications, lab-grown origin

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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