How much does a 3.00 to 4.99ct H SI2 lab grown emerald diamond cost?

As of September 2026, 3.00 to 4.99ct H SI2 lab grown emerald diamonds typically cost HK$5,611 HKD to HK$36,877 HKD, with a median price of HK$12,911 HKD. There are currently 10 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

3.00 to 4.99ct H SI2 Lab Grown Emerald

Quick answer

As of September 2026, there are 10 lab grown emerald diamonds with H colour and SI2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run HK$5,611 HKD to HK$36,877 HKD, with a median of HK$12,911 HKD. At least 14 retailers stock this exact specification. Half of all listings fall between HK$1,764 HKD and HK$16,663 HKD per carat. The same specification in natural form lists at a median of about HK$92,313 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

Lowest Price

HK$4,045 HKD

Highest Price

HK$58,227 HKD

Average Price

HK$19,098 HKD

Market Intelligence

Retailers Selling

Price Spread

389.0%

Price Range

Price per carat distribution across retailers

$488/ct

10th Percentile

$134

Median

$488

90th Percentile

$2,239

Score Distribution

10 diamonds scored across 3 quality tiers

Very Good

3 (30.0%)

Good

5 (50.0%)

Average

2 (20.0%)

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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