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

As of April 2026, 5.00ct+ I IF lab grown cushion diamonds are available from $680 AUD to $8,028 AUD, with an average price of $3,328 AUD. There are currently 14 diamonds matching this specification available across retailers.

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

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5.00ct+ I IF Lab Grown Cushion

As of April 2026, there are 14 lab grown cushion diamonds with I color and IF clarity in the 5.00ct+ range available across retailers worldwide. Prices range from $680 AUD to $8,028 AUD, with an average of $3,328 AUD.

Last updated: April 2026

Available

Lowest Price

$680 AUD

Highest Price

$8,028 AUD

Average Price

$3,328 AUD

Score Distribution

14 diamonds scored across 4 quality tiers

Excellent

1 (7.1%)

Very Good

2 (14.3%)

Good

2 (14.3%)

Average

9 (64.3%)

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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