How much does a 3.00 - 4.99ct H IF lab grown cushion diamond cost?

As of April 2026, 3.00 - 4.99ct H IF lab grown cushion diamonds are available from ￥123,582 JPY to ￥1,829,851 JPY, with an average price of ￥286,020 JPY. There are currently 25 diamonds matching this specification available across retailers.

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3.00 - 4.99ct H IF Lab Grown Cushion

As of April 2026, there are 25 lab grown cushion diamonds with H color and IF clarity in the 3.00 - 4.99ct range available across retailers worldwide. Prices range from ￥123,582 JPY to ￥1,829,851 JPY, with an average of ￥286,020 JPY.

Last updated: April 2026

Available

Lowest Price

￥123,582 JPY

Highest Price

￥1,829,851 JPY

Average Price

￥286,020 JPY

Score Distribution

25 diamonds scored across 4 quality tiers

Excellent

11 (44.0%)

Very Good

5 (20.0%)

Good

1 (4.0%)

Average

8 (32.0%)

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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