How much does a 1.00 to 1.49ct E I1 lab grown emerald diamond cost?

As of September 2026, 1.00 to 1.49ct E I1 lab grown emerald diamonds typically cost $258 CAD to $3,538 CAD, with a median price of $441 CAD. There are currently 6 diamonds matching this specification available across retailers.

Where can I find the best price on a E I1 emerald diamond?

About 15% of these diamonds are available at multiple retailers, with an average price spread of 73%. A comparison tool like Carat Hunter lets you see all the prices side by side.

1.00 to 1.49ct E I1 Lab Grown Emerald

Quick answer

As of September 2026, there are 6 lab grown emerald diamonds with E color and I1 clarity in the 1.00 to 1.49ct range available across retailers worldwide. Prices typically run $258 CAD to $3,538 CAD, with a median of $441 CAD. At least 10 retailers stock this exact specification, and 15% of the stones appear at more than one of them, with an average price spread of 73%. Half of all listings fall between $280 CAD and $603 CAD per carat. The same specification in natural form lists at a median of about $2,697 CAD per carat.

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

Caratlytics Diamond Price Index, August 2026: natural diamonds at 2,184 USD per carat and lab-grown at 464 USD per carat, a natural to lab ratio of 4.7 to 1. Emerald lab grown stones in the index: 494 USD per carat, -6.7% month on month. See the full index release

Figures come from live listings across more than 100 retailers and refresh daily. The index is a monthly release.

Last updated: September 2026

Available

Lowest Price

$211 CAD

Highest Price

$4,476 CAD

Average Price

$1,412 CAD

Market Intelligence

Retailers Selling

Cross Retailer %

15.4%

Price Spread

73.1%

Price Range

Price per carat distribution across retailers

$319/ct

10th Percentile

$163

Median

$319

90th Percentile

$2,553

Score Distribution

6 diamonds scored across 3 quality tiers

Very Good

1 (16.7%)

Good

3 (50.0%)

Average

2 (33.3%)

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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