How much does a 3.00 to 4.99ct E IF natural marquise diamond cost?

As of November 2026, 3.00 to 4.99ct E IF natural marquise diamonds typically cost $118,916 NZD to $223,395 NZD, with a median price of $145,418 NZD. There are currently 5 diamonds matching this specification available across retailers.

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

About 35% of these diamonds are available at multiple retailers, with an average price spread of 27%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct E IF Natural Marquise

Quick answer

As of November 2026, there are 5 natural marquise diamonds with E colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $118,916 NZD to $223,395 NZD, with a median of $145,418 NZD. At least 38 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 27%. Half of all listings fall between $40,620 NZD and $52,840 NZD per carat. The same specification in lab grown form lists at a median of about $3,938 NZD per carat. Over the last 30 days the median price moved -0.5% and the number of listings moved +10.1%.

Three of the best scored stones at this specification right now:

Caratlytics Diamond Price Index, September 2026: natural diamonds at 2,335 USD per carat and lab-grown at 443 USD per carat, a natural to lab ratio of 5.3 to 1. Marquise natural stones in the index: 2,268 USD per carat, +10.8% month on month. See the full index release

Figures come from current listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: November 2026

Available

Lowest Price

$108,092 NZD

Highest Price

$356,365 NZD

Average Price

$170,844 NZD