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

As of September 2026, 1.00 to 1.49ct G IF natural cushion diamonds typically cost HK$17,487 HKD to HK$50,620 HKD, with a median price of HK$28,704 HKD. There are currently 143 diamonds matching this specification available across retailers.

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

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

1.00 to 1.49ct G IF Natural Cushion

Quick answer

As of September 2026, there are 143 natural cushion diamonds with G colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run HK$17,487 HKD to HK$50,620 HKD, with a median of HK$28,704 HKD. At least 46 retailers stock this exact specification. Half of all listings fall between HK$21,068 HKD and HK$37,831 HKD per carat. The same specification in lab grown form lists at a median of about HK$6,841 HKD 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. Cushion natural stones in the index: 2,792 USD per carat, +1.1% 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

143

Lowest Price

HK$13,462 HKD

Highest Price

HK$95,881 HKD

Average Price

HK$30,736 HKD