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

As of October 2026, 5.00ct+ D IF lab grown cushion diamonds typically cost $6,533 USD to $30,817 USD, with a median price of $13,259 USD. There are currently 197 diamonds matching this specification available across retailers.

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

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5.00ct+ D IF Lab Grown Cushion

Quick answer

As of October 2026, there are 197 lab grown cushion diamonds with D color and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices typically run $6,533 USD to $30,817 USD, with a median of $13,259 USD. The same specification in natural form lists at a median of about $42,382 USD per carat.

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: October 2026

Available

197

Lowest Price

$4,718 USD

Highest Price

$100,692 USD

Average Price

$16,012 USD

Score Distribution

659 diamonds scored across 5 quality tiers

Exceptional

1 (0.2%)

Excellent

179 (27.2%)

Very Good

236 (35.8%)

Good

202 (30.7%)

Average

41 (6.2%)

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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