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

As of November 2026, 1.50 to 1.99ct J IF natural heart diamonds typically cost $6,666 NZD to $15,402 NZD, with a median price of $9,461 NZD. There are currently 15 diamonds matching this specification available across retailers.

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

About 53% of these diamonds are available at multiple retailers, with an average price spread of 39%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct J IF Natural Heart

Quick answer

As of November 2026, there are 15 natural heart diamonds with J colour and IF clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $6,666 NZD to $15,402 NZD, with a median of $9,461 NZD. At least 30 retailers stock this exact specification, and 53% of the stones appear at more than one of them, with an average price spread of 39%. Half of all listings fall between $4,850 NZD and $7,196 NZD per carat. Over the last 30 days the median price moved +4.8% and the number of listings moved +15.6%.

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

$4,689 NZD

Highest Price

$25,738 NZD

Average Price

$10,603 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

53.4%

Price Spread

39.4%

30-Day Price Trend

+4.8%

30-Day Supply Change

+15.6%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$3,355/ct

10th Percentile

$2,346

Median

$3,355

90th Percentile

$4,646

Score Distribution

35 diamonds scored across 4 quality tiers

Excellent

10 (28.6%)

Very Good

6 (17.1%)

Good

9 (25.7%)

Average

10 (28.6%)

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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