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 $3,031 SGD to $8,774 SGD, with a median price of $4,975 SGD. There are currently 143 diamonds matching this specification available across retailers.

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

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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 $3,031 SGD to $8,774 SGD, with a median of $4,975 SGD. At least 46 retailers stock this exact specification. Half of all listings fall between $3,652 SGD and $6,557 SGD per carat. The same specification in lab grown form lists at a median of about $1,186 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. 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

$2,333 SGD

Highest Price

$16,619 SGD

Average Price

$5,328 SGD