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

As of November 2026, 5.00ct+ E IF lab grown cushion diamonds typically cost €4,025 EUR to €28,401 EUR, with a median price of €9,345 EUR. There are currently 33 diamonds matching this specification available across retailers.

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

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5.00ct+ E IF Lab Grown Cushion

Quick answer

As of November 2026, there are 33 lab grown cushion diamonds with E color and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run €4,025 EUR to €28,401 EUR, with a median of €9,345 EUR.

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. Cushion lab grown stones in the index: 516 USD per carat, +6.9% 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

€2,757 EUR

Highest Price

€73,428 EUR

Average Price

€13,965 EUR

Score Distribution

101 diamonds scored across 5 quality tiers

Exceptional

1 (1.0%)

Excellent

30 (29.7%)

Very Good

37 (36.6%)

Good

27 (26.7%)

Average

6 (5.9%)

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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