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

As of October 2026, 3.00 to 4.99ct E SI1 natural emerald diamonds typically cost HK$240,794 HKD to HK$1,055,019 HKD, with a median price of HK$447,300 HKD. There are currently 29 diamonds matching this specification available across retailers.

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

About 32% of these diamonds are available at multiple retailers, with an average price spread of 36%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct E SI1 Natural Emerald

Quick answer

As of October 2026, there are 29 natural emerald diamonds with E colour and SI1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run HK$240,794 HKD to HK$1,055,019 HKD, with a median of HK$447,300 HKD. At least 52 retailers stock this exact specification, and 32% of the stones appear at more than one of them, with an average price spread of 36%. Half of all listings fall between HK$94,211 HKD and HK$134,635 HKD per carat. The same specification in lab grown form lists at a median of about HK$3,107 HKD per carat. Over the last 30 days the median price moved +0.1% and the number of listings moved +0.4%.

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

HK$162,177 HKD

Highest Price

HK$1,230,520 HKD

Average Price

HK$537,873 HKD

Market Intelligence

Retailers Selling

Cross Retailer %

31.8%

Price Spread

36.1%

30-Day Price Trend

+0.1%

30-Day Supply Change

+0.4%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$14,285/ct

10th Percentile

$10,659

Median

$14,285

90th Percentile

$20,273

Score Distribution

93 diamonds scored across 4 quality tiers

Excellent

17 (18.3%)

Very Good

18 (19.4%)

Good

11 (11.8%)

Average

47 (50.5%)

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Consider Instead

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Lab-Grown E 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