How much does a 5.00ct+ J SI1 natural emerald diamond cost?

As of September 2026, 5.00ct+ J SI1 natural emerald diamonds typically cost $62,576 USD to $239,024 USD, with a median price of $95,434 USD. There are currently 69 diamonds matching this specification available across retailers.

Where can I find the best price on a J SI1 emerald diamond?

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5.00ct+ J SI1 Natural Emerald

Quick answer

As of September 2026, there are 69 natural emerald diamonds with J color and SI1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $62,576 USD to $239,024 USD, with a median of $95,434 USD. At least 14 retailers stock this exact specification. Half of all listings fall between $20,805 USD and $30,203 USD per carat. The same specification in lab grown form lists at a median of about $2,057 USD 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

$19,708 USD

Highest Price

$353,280 USD

Average Price

$122,874 USD

Market Intelligence

Retailers Selling

Price Spread

35.8%

Price Range

Price per carat distribution across retailers

$26,260/ct

10th Percentile

$18,680

Median

$26,260

90th Percentile

$31,867

Score Distribution

69 diamonds scored across 4 quality tiers

Excellent

4 (5.8%)

Very Good

12 (17.4%)

Good

20 (29.0%)

Average

33 (47.8%)

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Consider Instead

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

J SI2SI2 inclusions are not visible without magnification

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Lab-Grown J SI1Same specifications, lab-grown origin

Save 92%

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