How much does a 0.50 to 0.74ct J IF natural cushion diamond cost?

As of November 2026, 0.50 to 0.74ct J IF natural cushion diamonds typically cost $796 NZD to $2,105 NZD, with a median price of $1,250 NZD. There are currently 23 diamonds matching this specification available across retailers.

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

About 35% of these diamonds are available at multiple retailers, with an average price spread of 38%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct J IF Natural Cushion

Quick answer

As of November 2026, there are 23 natural cushion diamonds with J colour and IF clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run $796 NZD to $2,105 NZD, with a median of $1,250 NZD. At least 35 retailers stock this exact specification, and 35% of the stones appear at more than one of them, with an average price spread of 38%. Half of all listings fall between $1,781 NZD and $2,592 NZD per carat. Over the last 30 days the median price moved -1.2% and the number of listings moved +22.0%.

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

$686 NZD

Highest Price

$3,382 NZD

Average Price

$1,390 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

34.8%

Price Spread

37.6%

30-Day Price Trend

-1.2%

30-Day Supply Change

+22.0%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$1,216/ct

10th Percentile

$816

Median

$1,216

90th Percentile

$1,842

Score Distribution

68 diamonds scored across 4 quality tiers

Excellent

13 (19.1%)

Very Good

10 (14.7%)

Good

18 (26.5%)

Average

27 (39.7%)

Find Your Diamond

Search 23 J IF cushion diamonds and compare prices.

Search Diamonds

Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

J VVS1VVS1 inclusions are not visible without magnification

Save 7%

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