How much does a 1.50 to 1.99ct J IF natural cushion diamond cost?

As of October 2026, 1.50 to 1.99ct J IF natural cushion diamonds typically cost $2,912 USD to $6,888 USD, with a median price of $4,107 USD. 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 30% of these diamonds are available at multiple retailers, with an average price spread of 48%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.50 to 1.99ct J IF Natural Cushion

Quick answer

As of October 2026, there are 28 natural cushion diamonds with J color and IF clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $2,912 USD to $6,888 USD, with a median of $4,107 USD. At least 43 retailers stock this exact specification, and 30% of the stones appear at more than one of them, with an average price spread of 48%. Half of all listings fall between $2,230 USD and $3,519 USD per carat. Over the last 30 days the median price moved -0.0% and the number of listings moved +6.7%.

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: October 2026

Available

Lowest Price

$2,685 USD

Highest Price

$10,492 USD

Average Price

$4,528 USD

Market Intelligence

Retailers Selling

Cross Retailer %

30.3%

Price Spread

48.1%

30-Day Price Trend

-0.0%

30-Day Supply Change

+6.7%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$2,680/ct

10th Percentile

$1,987

Median

$2,680

90th Percentile

$4,566

Score Distribution

85 diamonds scored across 4 quality tiers

Excellent

15 (17.6%)

Very Good

18 (21.2%)

Good

28 (32.9%)

Average

24 (28.2%)

Find Your Diamond

Search 28 J IF cushion diamonds and compare prices.

Search Diamonds

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