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

As of November 2026, 1.50 to 1.99ct G IF natural heart diamonds typically cost $15,021 NZD to $37,422 NZD, with a median price of $22,987 NZD. There are currently 8 diamonds matching this specification available across retailers.

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

About 37% of these diamonds are available at multiple retailers, with an average price spread of 31%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct G IF Natural Heart

Quick answer

As of November 2026, there are 8 natural heart diamonds with G colour and IF clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $15,021 NZD to $37,422 NZD, with a median of $22,987 NZD. At least 42 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 31%. Half of all listings fall between $12,419 NZD and $16,729 NZD per carat. The same specification in lab grown form lists at a median of about $1,189 NZD per carat. Over the last 30 days the median price moved +4.7% and the number of listings moved +16.3%.

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

$12,782 NZD

Highest Price

$46,760 NZD

Average Price

$24,968 NZD