How much does a 1.00 to 1.49ct J IF natural heart diamond cost?

As of November 2026, 1.00 to 1.49ct J IF natural heart diamonds typically cost $2,109 SGD to $6,204 SGD, with a median price of $3,224 SGD. There are currently 26 diamonds matching this specification available across retailers.

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

About 46% of these diamonds are available at multiple retailers, with an average price spread of 48%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct J IF Natural Heart

Quick answer

As of November 2026, there are 26 natural heart diamonds with J colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $2,109 SGD to $6,204 SGD, with a median of $3,224 SGD. At least 36 retailers stock this exact specification, and 46% of the stones appear at more than one of them, with an average price spread of 48%. Half of all listings fall between $2,217 SGD and $3,492 SGD per carat. Over the last 30 days the median price moved -0.3% and the number of listings moved -4.4%.

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

$1,584 SGD

Highest Price

$11,642 SGD

Average Price

$3,637 SGD

Market Intelligence

Retailers Selling

Cross Retailer %

46.3%

Price Spread

48.1%

30-Day Price Trend

-0.3%

30-Day Supply Change

-4.4%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$2,074/ct

10th Percentile

$1,571

Median

$2,074

90th Percentile

$3,660

Score Distribution

69 diamonds scored across 4 quality tiers

Excellent

14 (20.3%)

Very Good

15 (21.7%)

Good

12 (17.4%)

Average

28 (40.6%)

Find Your Diamond

Search 26 J IF heart diamonds and compare prices.

Search Diamonds

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