How much does a 5.00ct+ E SI2 lab grown emerald diamond cost?

As of September 2026, 5.00ct+ E SI2 lab grown emerald diamonds typically cost $1,423 USD to $7,495 USD, with a median price of $1,713 USD. There are currently 4 diamonds matching this specification available across retailers.

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

Compare prices across retailers on Carat Hunter to see all your options.

5.00ct+ E SI2 Lab Grown Emerald

Quick answer

As of September 2026, there are 4 lab grown emerald diamonds with E color and SI2 clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $1,423 USD to $7,495 USD, with a median of $1,713 USD. At least 6 retailers stock this exact specification. Half of all listings fall between $260 USD and $923 USD per carat. The same specification in natural form lists at a median of about $14,744 USD 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

$1,382 USD

Highest Price

$9,890 USD

Average Price

$3,675 USD

Market Intelligence

Retailers Selling

Price Spread

212.6%

Price Range

Price per carat distribution across retailers

$312/ct

10th Percentile

$251

Median

$312

90th Percentile

$1,229

Score Distribution

4 diamonds scored across 3 quality tiers

Very Good

2 (50.0%)

Good

1 (25.0%)

Average

1 (25.0%)

Find Your Diamond

Search 4 E SI2 emerald diamonds and compare prices.

Search Diamonds

Consider Instead

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

F SI2F colour is visually identical to E to the naked eye

Save 24%

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