How much does a 0.50 to 0.74ct G SI2 lab grown emerald diamond cost?

As of November 2026, 0.50 to 0.74ct G SI2 lab grown emerald diamonds typically cost €91 EUR to €419 EUR, with a median price of €141 EUR. There are currently 11 diamonds matching this specification available across retailers.

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

About 52% of these diamonds are available at multiple retailers, with an average price spread of 79%. A comparison tool like Carat Hunter lets you see all the prices side by side.

0.50 to 0.74ct G SI2 Lab Grown Emerald

Quick answer

As of November 2026, there are 11 lab grown emerald diamonds with G color and SI2 clarity in the 0.50 to 0.74ct range available across retailers worldwide. Prices typically run €91 EUR to €419 EUR, with a median of €141 EUR. At least 22 retailers stock this exact specification, and 52% of the stones appear at more than one of them, with an average price spread of 79%. Half of all listings fall between €246 EUR and €594 EUR per carat. The same specification in natural form lists at a median of about €982 EUR per carat. Over the last 30 days the median price moved -6.7% 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: November 2026

Available

Lowest Price

€90 EUR

Highest Price

€1,221 EUR

Average Price

€225 EUR

Market Intelligence

Retailers Selling

Cross Retailer %

51.7%

Price Spread

79.3%

30-Day Price Trend

-6.7%

30-Day Supply Change

+3.4%

Volatility (30d)

0.01

Price Range

Price per carat distribution across retailers

$490/ct

10th Percentile

$177

Median

$490

90th Percentile

$962

Score Distribution

12 diamonds scored across 4 quality tiers

Excellent

5 (41.7%)

Very Good

2 (16.7%)

Good

3 (25.0%)

Average

2 (16.7%)

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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