How much does a 2.00 to 2.99ct I SI1 lab grown emerald diamond cost?

As of October 2026, 2.00 to 2.99ct I SI1 lab grown emerald diamonds typically cost $1,934 NZD to $26,150 NZD, with a median price of $2,165 NZD. There are currently 29 diamonds matching this specification available across retailers.

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

About 31% of these diamonds are available at multiple retailers, with an average price spread of 105%. A comparison tool like Carat Hunter lets you see all the prices side by side.

2.00 to 2.99ct I SI1 Lab Grown Emerald

Quick answer

As of October 2026, there are 29 lab grown emerald diamonds with I colour and SI1 clarity in the 2.00 to 2.99ct range available across retailers worldwide. Prices typically run $1,934 NZD to $26,150 NZD, with a median of $2,165 NZD. At least 31 retailers stock this exact specification, and 31% of the stones appear at more than one of them, with an average price spread of 105%. Half of all listings fall between $971 NZD and $3,669 NZD per carat. The same specification in natural form lists at a median of about $13,713 NZD per carat. Over the last 30 days the median price moved -2.1% and the number of listings moved +3.4%.

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 lab grown stones in the index: 451 USD per carat, -8.3% 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

$479 NZD

Highest Price

$33,179 NZD

Average Price

$8,370 NZD

Market Intelligence

Retailers Selling

Cross Retailer %

31.3%

Price Spread

104.7%

30-Day Price Trend

-2.1%

30-Day Supply Change

+3.4%

Volatility (30d)

0.02

Price Range

Price per carat distribution across retailers

$1,452/ct

10th Percentile

$293

Median

$1,452

90th Percentile

$3,150

Score Distribution

51 diamonds scored across 3 quality tiers

Excellent

25 (49.0%)

Very Good

5 (9.8%)

Average

21 (41.2%)

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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