How much does a 5.00ct+ E SI1 lab grown emerald diamond cost?

As of September 2026, 5.00ct+ E SI1 lab grown emerald diamonds typically cost $637 CAD to $10,689 CAD, with a median price of $3,328 CAD. There are currently 108 diamonds matching this specification available across retailers.

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

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5.00ct+ E SI1 Lab Grown Emerald

Quick answer

As of September 2026, there are 108 lab grown emerald diamonds with E color and SI1 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $637 CAD to $10,689 CAD, with a median of $3,328 CAD. At least 12 retailers stock this exact specification. Half of all listings fall between $399 CAD and $1,330 CAD per carat. The same specification in natural form lists at a median of about $37,439 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

108

Lowest Price

$558 CAD

Highest Price

$64,412 CAD

Average Price

$5,289 CAD

Market Intelligence

Retailers Selling

Price Spread

111.8%

Price Range

Price per carat distribution across retailers

$601/ct

10th Percentile

$223

Median

$601

90th Percentile

$1,651

Score Distribution

108 diamonds scored across 4 quality tiers

Excellent

32 (29.6%)

Very Good

12 (11.1%)

Good

17 (15.7%)

Average

47 (43.5%)

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Consider Instead

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

F SI1F colour is visually identical to E to the naked eye

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E SI2SI2 inclusions are not visible without magnification

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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