How much does a 0.75 to 0.99ct J I1 natural emerald diamond cost?

As of October 2026, 0.75 to 0.99ct J I1 natural emerald diamonds typically cost $619 USD to $1,795 USD, with a median price of $978 USD. There are currently 6 diamonds matching this specification available across retailers.

Where can I find the best price on a J I1 emerald diamond?

About 29% of these diamonds are available at multiple retailers, with an average price spread of 37%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct J I1 Natural Emerald

Quick answer

As of October 2026, there are 6 natural emerald diamonds with J color and I1 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run $619 USD to $1,795 USD, with a median of $978 USD. At least 13 retailers stock this exact specification, and 29% of the stones appear at more than one of them, with an average price spread of 37%. Half of all listings fall between $910 USD and $1,294 USD per carat.

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. Emerald natural stones in the index: 2,278 USD per carat, +6.2% 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

$463 USD

Highest Price

$2,158 USD

Average Price

$1,125 USD

Market Intelligence

Retailers Selling

Cross Retailer %

28.6%

Price Spread

37.1%

Price Range

Price per carat distribution across retailers

$1,036/ct

10th Percentile

$665

Median

$1,036

90th Percentile

$2,145

Score Distribution

10 diamonds scored across 3 quality tiers

Very Good

1 (10.0%)

Good

6 (60.0%)

Average

3 (30.0%)

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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