How much does a 2.00 to 2.99ct J SI1 lab grown emerald diamond cost?

As of September 2026, 2.00 to 2.99ct J SI1 lab grown emerald diamonds typically cost HK$11,846 HKD to HK$37,519 HKD, with a median price of HK$29,708 HKD. There are currently 306 diamonds matching this specification available across retailers.

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

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2.00 to 2.99ct J SI1 Lab Grown Emerald

Quick answer

As of September 2026, there are 306 lab grown emerald diamonds with J colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run HK$11,846 HKD to HK$37,519 HKD, with a median of HK$29,708 HKD. At least 15 retailers stock this exact specification. Half of all listings fall between HK$10,186 HKD and HK$13,929 HKD per carat. The same specification in natural form lists at a median of about HK$38,355 HKD 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 lab grown stones in the index: 494 USD per carat, -6.7% 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

306

Lowest Price

HK$7,231 HKD

Highest Price

HK$121,846 HKD

Average Price

HK$29,009 HKD

Market Intelligence

Retailers Selling

Price Spread

29.7%

Price Range

Price per carat distribution across retailers

$1,638/ct

10th Percentile

$940

Median

$1,638

90th Percentile

$2,115

Score Distribution

306 diamonds scored across 4 quality tiers

Excellent

22 (7.2%)

Very Good

44 (14.4%)

Good

153 (50.0%)

Average

87 (28.4%)

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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