How much does a 3.00 to 4.99ct H IF natural cushion diamond cost?

As of September 2026, 3.00 to 4.99ct H IF natural cushion diamonds typically cost $54,582 NZD to $143,217 NZD, with a median price of $110,235 NZD. There are currently 28 diamonds matching this specification available across retailers.

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3.00 to 4.99ct H IF Natural Cushion

Quick answer

As of September 2026, there are 28 natural cushion diamonds with H colour and IF clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $54,582 NZD to $143,217 NZD, with a median of $110,235 NZD. At least 22 retailers stock this exact specification. Half of all listings fall between $22,883 NZD and $32,750 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. 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

Lowest Price

$48,584 NZD

Highest Price

$201,443 NZD

Average Price

$104,803 NZD

Market Intelligence

Retailers Selling

Price Spread

34.2%

Price Range

Price per carat distribution across retailers

$17,325/ct

10th Percentile

$10,478

Median

$17,325

90th Percentile

$21,633

Score Distribution

28 diamonds scored across 4 quality tiers

Excellent

7 (25.0%)

Very Good

6 (21.4%)

Good

6 (21.4%)

Average

9 (32.1%)

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Related Specifications

D IF D VVS1 D VVS2 D VS1 D VS2 D SI1 E IF E VVS1 E VVS2 E VS1 E VS2 E SI1 F IF F VVS1 F VVS2 F VS1 F VS2 F SI1 G IF G VVS1 G VVS2 G VS1 G VS2 G SI1 H IF H VVS1 H VVS2 H VS1 H VS2 H SI1 I IF I VVS1 I VVS2 I VS1 I VS2 I SI1