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

As of October 2026, 0.50 to 0.74ct J IF natural heart diamonds typically cost £395 GBP to £879 GBP, with a median price of £570 GBP. There are currently 42 diamonds matching this specification available across retailers.

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

About 38% of these diamonds are available at multiple retailers, with an average price spread of 47%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct J IF Natural Heart

Quick answer

As of October 2026, there are 42 natural heart diamonds with J colour and IF clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run £395 GBP to £879 GBP, with a median of £570 GBP. At least 38 retailers stock this exact specification, and 38% of the stones appear at more than one of them, with an average price spread of 47%. Half of all listings fall between £828 GBP and £1,279 GBP per carat. Over the last 30 days the median price moved -6.5% and the number of listings moved -14.2%.

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

£281 GBP

Highest Price

£1,653 GBP

Average Price

£629 GBP

Market Intelligence

Retailers Selling

Cross Retailer %

37.7%

Price Spread

46.9%

30-Day Price Trend

-6.5%

30-Day Supply Change

-14.2%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$1,287/ct

10th Percentile

$985

Median

$1,287

90th Percentile

$2,134

Score Distribution

118 diamonds scored across 4 quality tiers

Excellent

25 (21.2%)

Very Good

30 (25.4%)

Good

23 (19.5%)

Average

40 (33.9%)

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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