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

As of September 2026, 3.00 to 4.99ct H SI1 natural emerald diamonds typically cost $29,918 AUD to $107,213 AUD, with a median price of $60,011 AUD. There are currently 107 diamonds matching this specification available across retailers.

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

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3.00 to 4.99ct H SI1 Natural Emerald

Quick answer

As of September 2026, there are 107 natural emerald diamonds with H colour and SI1 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $29,918 AUD to $107,213 AUD, with a median of $60,011 AUD. At least 49 retailers stock this exact specification. Half of all listings fall between $13,370 AUD and $19,141 AUD per carat. The same specification in lab grown form lists at a median of about $1,501 AUD 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

107

Lowest Price

$16,811 AUD

Highest Price

$190,026 AUD

Average Price

$64,758 AUD

Market Intelligence

Retailers Selling

Price Spread

35.7%

Price Range

Price per carat distribution across retailers

$11,520/ct

10th Percentile

$6,885

Median

$11,520

90th Percentile

$16,190

Score Distribution

107 diamonds scored across 4 quality tiers

Excellent

12 (11.2%)

Very Good

31 (29.0%)

Good

30 (28.0%)

Average

34 (31.8%)

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Consider Instead

Save money without compromising on what matters. These alternatives are visually similar but cost less.

H SI2SI2 inclusions are not visible without magnification

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Lab-Grown H 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