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 $3,258 SGD to $7,196 SGD, with a median price of $4,528 SGD. There are currently 205 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 205 natural heart diamonds with G colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $3,258 SGD to $7,196 SGD, with a median of $4,528 SGD. At least 51 retailers stock this exact specification. Half of all listings fall between $4,224 SGD and $5,655 SGD per carat. The same specification in lab grown form lists at a median of about $966 SGD 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

205

Lowest Price

$2,360 SGD

Highest Price

$14,506 SGD

Average Price

$4,968 SGD