How much does a 0.75 to 0.99ct J IF natural cushion diamond cost?

As of November 2026, 0.75 to 0.99ct J IF natural cushion diamonds typically cost $1,484 NZD to $3,531 NZD, with a median price of $2,136 NZD. There are currently 28 diamonds matching this specification available across retailers.

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

About 32% of these diamonds are available at multiple retailers, with an average price spread of 47%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct J IF Natural Cushion

Quick answer

As of November 2026, there are 28 natural cushion diamonds with J colour and IF clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run $1,484 NZD to $3,531 NZD, with a median of $2,136 NZD. At least 44 retailers stock this exact specification, and 32% of the stones appear at more than one of them, with an average price spread of 47%. Half of all listings fall between $2,261 NZD and $3,550 NZD per carat. Over the last 30 days the median price moved -3.6% and the number of listings moved +25.8%.

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. Cushion natural stones in the index: 2,948 USD per carat, +1.7% 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

$1,180 NZD

Highest Price

$6,756 NZD

Average Price

$2,342 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

32.1%

Price Spread

47.2%

30-Day Price Trend

-3.6%

30-Day Supply Change

+25.8%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,540/ct

10th Percentile

$1,069

Median

$1,540

90th Percentile

$2,903

Score Distribution

87 diamonds scored across 4 quality tiers

Excellent

18 (20.7%)

Very Good

26 (29.9%)

Good

29 (33.3%)

Average

14 (16.1%)

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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