How much does a 5.00ct+ E FL lab grown cushion diamond cost?

As of September 2026, 5.00ct+ E FL lab grown cushion diamonds typically cost $11,100 CAD to $54,797 CAD, with a median price of $26,380 CAD. There are currently 44 diamonds matching this specification available across retailers.

Where can I find the best price on a E FL cushion diamond?

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5.00ct+ E FL Lab Grown Cushion

Quick answer

As of September 2026, there are 44 lab grown cushion diamonds with E color and FL clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $11,100 CAD to $54,797 CAD, with a median of $26,380 CAD. At least 8 retailers stock this exact specification. Half of all listings fall between $6,670 CAD and $14,916 CAD per carat. The same specification in natural form lists at a median of about $96,237 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. Cushion lab grown stones in the index: 466 USD per carat, -14.7% 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

$7,834 CAD

Highest Price

$241,459 CAD

Average Price

$30,419 CAD

Market Intelligence

Retailers Selling

Price Spread

71.9%

Price Range

Price per carat distribution across retailers

$8,483/ct

10th Percentile

$3,643

Median

$8,483

90th Percentile

$13,521

Score Distribution

44 diamonds scored across 4 quality tiers

Excellent

10 (22.7%)

Very Good

15 (34.1%)

Good

15 (34.1%)

Average

4 (9.1%)

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Consider Instead

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

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

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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