How much does a 1.00 to 1.49ct J IF natural marquise diamond cost?

As of November 2026, 1.00 to 1.49ct J IF natural marquise diamonds typically cost $2,970 CAD to $7,382 CAD, with a median price of $4,102 CAD. There are currently 33 diamonds matching this specification available across retailers.

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

About 37% of these diamonds are available at multiple retailers, with an average price spread of 45%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct J IF Natural Marquise

Quick answer

As of November 2026, there are 33 natural marquise diamonds with J color and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $2,970 CAD to $7,382 CAD, with a median of $4,102 CAD. At least 43 retailers stock this exact specification, and 37% of the stones appear at more than one of them, with an average price spread of 45%. Half of all listings fall between $3,419 CAD and $5,397 CAD per carat. Over the last 30 days the median price moved +1.9% and the number of listings moved +14.7%.

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. 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

$1,998 CAD

Highest Price

$11,931 CAD

Average Price

$4,629 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

37.4%

Price Spread

44.8%

30-Day Price Trend

+1.9%

30-Day Supply Change

+14.7%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$3,160/ct

10th Percentile

$2,070

Median

$3,160

90th Percentile

$4,871

Score Distribution

88 diamonds scored across 4 quality tiers

Excellent

22 (25.0%)

Very Good

23 (26.1%)

Good

27 (30.7%)

Average

16 (18.2%)

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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