How much does a 0.75 to 0.99ct I I1 natural heart diamond cost?

As of October 2026, 0.75 to 0.99ct I I1 natural heart diamonds typically cost $1,212 CAD to $2,217 CAD, with a median price of $1,617 CAD. There are currently 11 diamonds matching this specification available across retailers.

Where can I find the best price on a I I1 heart diamond?

About 4% of these diamonds are available at multiple retailers, with an average price spread of 21%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct I I1 Natural Heart

Quick answer

As of October 2026, there are 11 natural heart diamonds with I color and I1 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run $1,212 CAD to $2,217 CAD, with a median of $1,617 CAD. At least 15 retailers stock this exact specification, and 4% of the stones appear at more than one of them, with an average price spread of 21%. Half of all listings fall between $1,768 CAD and $2,178 CAD per carat. Over the last 30 days the median price moved -1.0% and the number of listings moved -0.8%.

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

$527 CAD

Highest Price

$3,215 CAD

Average Price

$1,669 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

4.0%

Price Spread

21.2%

30-Day Price Trend

-1.0%

30-Day Supply Change

-0.8%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$1,380/ct

10th Percentile

$1,179

Median

$1,380

90th Percentile

$1,726

Score Distribution

91 diamonds scored across 4 quality tiers

Excellent

2 (2.2%)

Very Good

6 (6.6%)

Good

5 (5.5%)

Average

78 (85.7%)

Find Your Diamond

Search 11 I I1 heart diamonds and compare prices.

Search Diamonds

Consider Instead

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

J I1J colour is visually identical to I to the naked eye

Save 6%

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