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

As of September 2026, 1.00 to 1.49ct E IF natural radiant diamonds typically cost $6,681 NZD to $15,968 NZD, with a median price of $9,437 NZD. There are currently 62 diamonds matching this specification available across retailers.

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

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

1.00 to 1.49ct E IF Natural Radiant

Quick answer

As of September 2026, there are 62 natural radiant diamonds with E colour and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $6,681 NZD to $15,968 NZD, with a median of $9,437 NZD. At least 47 retailers stock this exact specification. Half of all listings fall between $8,901 NZD and $12,710 NZD per carat. The same specification in lab grown form lists at a median of about $1,114 NZD 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. Radiant natural stones in the index: 2,765 USD per carat, +6.0% 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

Lowest Price

$3,943 NZD

Highest Price

$23,463 NZD

Average Price

$10,209 NZD