How much does a 3.00 to 4.99ct D SI2 lab grown emerald diamond cost?

As of October 2026, 3.00 to 4.99ct D SI2 lab grown emerald diamonds typically cost $1,991 AUD to $9,584 AUD, with a median price of $5,787 AUD. There are currently 1 diamonds matching this specification available across retailers.

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

About 39% of these diamonds are available at multiple retailers, with an average price spread of 120%. A comparison tool like Carat Hunter lets you see all the prices side by side.

3.00 to 4.99ct D SI2 Lab Grown Emerald

Quick answer

As of October 2026, there are 1 lab grown emerald diamonds with D colour and SI2 clarity in the 3.00 to 4.99ct range available across retailers worldwide. Prices typically run $1,991 AUD to $9,584 AUD, with a median of $5,787 AUD. At least 21 retailers stock this exact specification, and 39% of the stones appear at more than one of them, with an average price spread of 120%. Half of all listings fall between $307 AUD and $773 AUD per carat. The same specification in natural form lists at a median of about $16,882 AUD per carat. Over the last 30 days the median price moved +12.3% and the number of listings moved +5.3%.

Three of the best scored stones at this specification right now:

4.04ct Emerald D SI2, IGI, grade A, from $1,042 AUD

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

$1,042 AUD

Highest Price

$10,533 AUD

Average Price

$5,787 AUD

Market Intelligence

Retailers Selling

Cross Retailer %

39.1%

Price Spread

119.9%

30-Day Price Trend

+12.3%

30-Day Supply Change

+5.3%

Volatility (30d)

0.05

Price Range

Price per carat distribution across retailers

$274/ct

10th Percentile

$142

Median

$274

90th Percentile

$726

Score Distribution

2 diamonds scored across 2 quality tiers

Excellent

1 (50.0%)

Average

1 (50.0%)

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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