How much does a 0.75 to 0.99ct D SI2 natural emerald diamond cost?

As of October 2026, 0.75 to 0.99ct D SI2 natural emerald diamonds typically cost $1,422 AUD to $4,300 AUD, with a median price of $2,574 AUD. There are currently 77 diamonds matching this specification available across retailers.

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

About 27% of these diamonds are available at multiple retailers, with an average price spread of 64%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.75 to 0.99ct D SI2 Natural Emerald

Quick answer

As of October 2026, there are 77 natural emerald diamonds with D colour and SI2 clarity in the 0.75 to 0.99ct range available across retailers worldwide. Prices typically run $1,422 AUD to $4,300 AUD, with a median of $2,574 AUD. At least 51 retailers stock this exact specification, and 27% of the stones appear at more than one of them, with an average price spread of 64%. Half of all listings fall between $1,906 AUD and $3,550 AUD per carat. The same specification in lab grown form lists at a median of about $723 AUD per carat. Over the last 30 days the median price moved -3.2% and the number of listings moved +9.9%.

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

$820 AUD

Highest Price

$7,898 AUD

Average Price

$2,733 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

26.5%

Price Spread

64.3%

30-Day Price Trend

-3.2%

30-Day Supply Change

+9.9%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,797/ct

10th Percentile

$1,130

Median

$1,797

90th Percentile

$3,473

Score Distribution

265 diamonds scored across 4 quality tiers

Excellent

44 (16.6%)

Very Good

46 (17.4%)

Good

36 (13.6%)

Average

139 (52.5%)

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Consider Instead

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

Lab-Grown D SI2Same 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