How much does a 2.00 to 2.99ct J SI2 natural emerald diamond cost?

As of September 2026, 2.00 to 2.99ct J SI2 natural emerald diamonds typically cost £3,423 GBP to £11,755 GBP, with a median price of £7,011 GBP. There are currently 180 diamonds matching this specification available across retailers.

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

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2.00 to 2.99ct J SI2 Natural Emerald

Quick answer

As of September 2026, there are 180 natural emerald diamonds with J colour and SI2 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run £3,423 GBP to £11,755 GBP, with a median of £7,011 GBP. At least 40 retailers stock this exact specification. Half of all listings fall between £1,923 GBP and £3,612 GBP per carat. The same specification in lab grown form lists at a median of about £2,844 GBP 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

180

Lowest Price

£2,547 GBP

Highest Price

£20,862 GBP

Average Price

£7,272 GBP

Market Intelligence

Retailers Selling

Price Spread

64.5%

Price Range

Price per carat distribution across retailers

$3,537/ct

10th Percentile

$2,155

Median

$3,537

90th Percentile

$5,747

Score Distribution

180 diamonds scored across 4 quality tiers

Excellent

12 (6.7%)

Very Good

45 (25.0%)

Good

57 (31.7%)

Average

66 (36.7%)

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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

Save 27%

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