How much does a 0.50 to 0.74ct J SI1 natural heart diamond cost?

As of November 2026, 0.50 to 0.74ct J SI1 natural heart diamonds typically cost $701 CAD to $2,195 CAD, with a median price of $1,034 CAD. There are currently 57 diamonds matching this specification available across retailers.

Where can I find the best price on a J SI1 heart diamond?

About 23% of these diamonds are available at multiple retailers, with an average price spread of 53%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct J SI1 Natural Heart

Quick answer

As of November 2026, there are 57 natural heart diamonds with J color and SI1 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run $701 CAD to $2,195 CAD, with a median of $1,034 CAD. At least 48 retailers stock this exact specification, and 23% of the stones appear at more than one of them, with an average price spread of 53%. Half of all listings fall between $1,361 CAD and $2,223 CAD per carat. Over the last 30 days the median price moved +0.8% and the number of listings moved -0.1%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, October 2026: natural diamonds at 2,202 USD per carat and lab-grown at 462 USD per carat, a natural to lab ratio of 4.8 to 1. Heart natural stones in the index: 2,289 USD per carat, -3.7% 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: November 2026

Available

Lowest Price

$423 CAD

Highest Price

$3,136 CAD

Average Price

$1,161 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

22.9%

Price Spread

52.7%

30-Day Price Trend

+0.8%

30-Day Supply Change

-0.1%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,171/ct

10th Percentile

$810

Median

$1,171

90th Percentile

$2,282

Score Distribution

223 diamonds scored across 4 quality tiers

Excellent

30 (13.5%)

Very Good

27 (12.1%)

Good

31 (13.9%)

Average

135 (60.5%)

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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