How much does a 5.00ct+ J SI2 natural emerald diamond cost?

As of September 2026, 5.00ct+ J SI2 natural emerald diamonds typically cost $39,784 CAD to $160,607 CAD, with a median price of $105,652 CAD. There are currently 36 diamonds matching this specification available across retailers.

Where can I find the best price on a J SI2 emerald diamond?

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5.00ct+ J SI2 Natural Emerald

Quick answer

As of September 2026, there are 36 natural emerald diamonds with J color and SI2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $39,784 CAD to $160,607 CAD, with a median of $105,652 CAD. At least 9 retailers stock this exact specification. Half of all listings fall between $17,040 CAD and $23,352 CAD per carat. The same specification in lab grown form lists at a median of about $16,374 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. Emerald natural stones in the index: 2,166 USD per carat, -6.6% 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

Lowest Price

$26,388 CAD

Highest Price

$562,773 CAD

Average Price

$114,018 CAD

Market Intelligence

Retailers Selling

Price Spread

32.6%

Price Range

Price per carat distribution across retailers

$13,922/ct

10th Percentile

$10,382

Median

$13,922

90th Percentile

$18,581

Score Distribution

36 diamonds scored across 4 quality tiers

Excellent

4 (11.1%)

Very Good

4 (11.1%)

Good

7 (19.4%)

Average

21 (58.3%)

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Consider Instead

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

Lab-Grown J SI2Same specifications, lab-grown origin

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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