How much does a 3.00 to 4.99ct D SI1 natural emerald diamond cost?

As of September 2026, 3.00 to 4.99ct D SI1 natural emerald diamonds typically cost HK$240,258 HKD to HK$671,372 HKD, with a median price of HK$388,842 HKD. There are currently 110 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct D SI1 Natural Emerald

Quick answer

As of September 2026, there are 110 natural emerald diamonds with D colour and SI1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run HK$240,258 HKD to HK$671,372 HKD, with a median of HK$388,842 HKD. At least 47 retailers stock this exact specification. Half of all listings fall between HK$93,320 HKD and HK$136,994 HKD per carat. The same specification in lab grown form lists at a median of about HK$2,397 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 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

110

Lowest Price

HK$157,992 HKD

Highest Price

HK$1,347,100 HKD

Average Price

HK$431,493 HKD

Market Intelligence

Retailers Selling

Price Spread

38.4%

Price Range

Price per carat distribution across retailers

$14,779/ct

10th Percentile

$10,572

Median

$14,779

90th Percentile

$21,550

Score Distribution

110 diamonds scored across 4 quality tiers

Excellent

15 (13.6%)

Very Good

28 (25.5%)

Good

28 (25.5%)

Average

39 (35.5%)

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Lab-Grown D SI1Same specifications, lab-grown origin

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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