How much does a 1.00 to 1.49ct E IF natural round diamond cost?

As of September 2026, 1.00 to 1.49ct E IF natural round diamonds typically cost $7,319 SGD to $18,625 SGD, with a median price of $11,338 SGD. There are currently 1,515 diamonds matching this specification available across retailers.

Where can I find the best price on a E IF round diamond?

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

1.00 to 1.49ct E IF Natural Round

Quick answer

As of September 2026, there are 1,515 natural round diamonds with E colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $7,319 SGD to $18,625 SGD, with a median of $11,338 SGD. At least 66 retailers stock this exact specification. Half of all listings fall between $9,622 SGD and $14,482 SGD per carat. The same specification in lab grown form lists at a median of about $757 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. Round natural stones in the index: 2,094 USD per carat, -3.8% 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

1,515

Lowest Price

$359 SGD

Highest Price

$45,034 SGD

Average Price

$12,365 SGD