How much does a 0.50 to 0.74ct D SI2 natural emerald diamond cost?

As of October 2026, 0.50 to 0.74ct D SI2 natural emerald diamonds typically cost $815 NZD to $2,255 NZD, with a median price of $1,360 NZD. There are currently 217 diamonds matching this specification available across retailers.

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

About 36% of these diamonds are available at multiple retailers, with an average price spread of 38%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct D SI2 Natural Emerald

Quick answer

As of October 2026, there are 217 natural emerald diamonds with D colour and SI2 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run $815 NZD to $2,255 NZD, with a median of $1,360 NZD. At least 52 retailers stock this exact specification, and 36% of the stones appear at more than one of them, with an average price spread of 38%. Half of all listings fall between $1,885 NZD and $2,731 NZD per carat. The same specification in lab grown form lists at a median of about $1,111 NZD per carat. Over the last 30 days the median price moved -0.1% and the number of listings moved +8.0%.

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

217

Lowest Price

$646 NZD

Highest Price

$4,506 NZD

Average Price

$1,509 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

36.0%

Price Spread

37.7%

30-Day Price Trend

-0.1%

30-Day Supply Change

+8.0%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$1,262/ct

10th Percentile

$924

Median

$1,262

90th Percentile

$2,100

Score Distribution

560 diamonds scored across 4 quality tiers

Excellent

124 (22.1%)

Very Good

129 (23.0%)

Good

110 (19.6%)

Average

197 (35.2%)

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Consider Instead

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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