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

As of September 2026, 1.00 to 1.49ct J IF natural round diamonds typically cost $3,314 CAD to $8,279 CAD, with a median price of $4,781 CAD. There are currently 1,337 diamonds matching this specification available across retailers.

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1.00 to 1.49ct J IF Natural Round

Quick answer

As of September 2026, there are 1,337 natural round diamonds with J color and IF clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $3,314 CAD to $8,279 CAD, with a median of $4,781 CAD. At least 50 retailers stock this exact specification. Half of all listings fall between $3,534 CAD and $4,870 CAD per carat. The same specification in lab grown form lists at a median of about $4,941 CAD 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. Round natural stones in the index: 2,094 USD per carat, -3.8% 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

1,337

Lowest Price

$1,680 CAD

Highest Price

$21,881 CAD

Average Price

$5,358 CAD

Market Intelligence

Retailers Selling

Price Spread

31.9%

Price Range

Price per carat distribution across retailers

$3,023/ct

10th Percentile

$2,175

Median

$3,023

90th Percentile

$4,218

Score Distribution

1.3K diamonds scored across 4 quality tiers

Excellent

322 (24.1%)

Very Good

382 (28.6%)

Good

327 (24.5%)

Average

306 (22.9%)

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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