How much does a 0.20 - 0.49ct G IF lab grown cushion diamond cost?

As of April 2026, 0.20 - 0.49ct G IF lab grown cushion diamonds are available from £277 GBP to £13,394 GBP, with an average price of £2,050 GBP. There are currently 77 diamonds matching this specification available across retailers.

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0.20 - 0.49ct G IF Lab Grown Cushion

As of April 2026, there are 77 lab grown cushion diamonds with G color and IF clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from £277 GBP to £13,394 GBP, with an average of £2,050 GBP.

Last updated: April 2026

Available

Lowest Price

£277 GBP

Highest Price

£13,394 GBP

Average Price

£2,050 GBP

Score Distribution

77 diamonds scored across 4 quality tiers

Excellent

35 (45.5%)

Very Good

26 (33.8%)

Good

3 (3.9%)

Average

13 (16.9%)

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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