How much does a 1.50 to 1.99ct H SI2 natural emerald diamond cost?

As of October 2026, 1.50 to 1.99ct H SI2 natural emerald diamonds typically cost $5,864 NZD to $20,714 NZD, with a median price of $11,513 NZD. There are currently 78 diamonds matching this specification available across retailers.

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

About 23% 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.

1.50 to 1.99ct H SI2 Natural Emerald

Quick answer

As of October 2026, there are 78 natural emerald diamonds with H colour and SI2 clarity in the 1.50 to 1.99ct range available across retailers worldwide. Prices typically run $5,864 NZD to $20,714 NZD, with a median of $11,513 NZD. At least 47 retailers stock this exact specification, and 23% of the stones appear at more than one of them, with an average price spread of 64%. Half of all listings fall between $4,370 NZD and $8,077 NZD per carat. The same specification in lab grown form lists at a median of about $1,439 NZD per carat. Over the last 30 days the median price moved -1.8% and the number of listings moved +10.2%.

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

$3,255 NZD

Highest Price

$29,259 NZD

Average Price

$12,437 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

22.6%

Price Spread

64.2%

30-Day Price Trend

-1.8%

30-Day Supply Change

+10.2%

Volatility (30d)

0.00

Price Range

Price per carat distribution across retailers

$3,242/ct

10th Percentile

$2,114

Median

$3,242

90th Percentile

$5,462

Score Distribution

354 diamonds scored across 4 quality tiers

Excellent

50 (14.1%)

Very Good

60 (16.9%)

Good

54 (15.3%)

Average

190 (53.7%)

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Consider Instead

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

H I1I1 inclusions are not visible without magnification

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Lab-Grown H 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