How much does a 0.50 to 0.74ct I IF natural heart diamond cost?

As of November 2026, 0.50 to 0.74ct I IF natural heart diamonds typically cost HK$4,519 HKD to HK$10,308 HKD, with a median price of HK$7,171 HKD. There are currently 95 diamonds matching this specification available across retailers.

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

About 34% of these diamonds are available at multiple retailers, with an average price spread of 52%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct I IF Natural Heart

Quick answer

As of November 2026, there are 95 natural heart diamonds with I colour and IF clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run HK$4,519 HKD to HK$10,308 HKD, with a median of HK$7,171 HKD. At least 51 retailers stock this exact specification, and 34% of the stones appear at more than one of them, with an average price spread of 52%. Half of all listings fall between HK$10,276 HKD and HK$16,654 HKD per carat. Over the last 30 days the median price moved -3.1% and the number of listings moved -4.7%.

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: November 2026

Available

Lowest Price

HK$3,515 HKD

Highest Price

HK$25,043 HKD

Average Price

HK$7,666 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

34.4%

Price Spread

52.2%

30-Day Price Trend

-3.1%

30-Day Supply Change

-4.7%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$1,558/ct

10th Percentile

$1,146

Median

$1,558

90th Percentile

$3,506

Score Distribution

331 diamonds scored across 4 quality tiers

Excellent

96 (29.0%)

Very Good

55 (16.6%)

Good

87 (26.3%)

Average

93 (28.1%)

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

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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