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

As of September 2026, 1.00 to 1.49ct G IF natural heart diamonds typically cost $3,626 AUD to $7,944 AUD, with a median price of $4,995 AUD. There are currently 206 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

1.00 to 1.49ct G IF Natural Heart

Quick answer

As of September 2026, there are 206 natural heart diamonds with G colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $3,626 AUD to $7,944 AUD, with a median of $4,995 AUD. At least 51 retailers stock this exact specification. Half of all listings fall between $4,656 AUD and $6,264 AUD per carat. The same specification in lab grown form lists at a median of about $1,033 AUD per carat.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Heart natural stones in the index: 2,261 USD per carat, +1.7% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

206

Lowest Price

$2,606 AUD

Highest Price

$16,024 AUD

Average Price

$5,482 AUD