How much does a 0.20 - 0.49ct J SI2 lab grown asscher diamond cost?

As of April 2026, 0.20 - 0.49ct J SI2 lab grown asscher diamonds are available from ￥44,478 JPY to ￥1,205,400 JPY, with an average price of ￥321,432 JPY. There are currently 17 diamonds matching this specification available across retailers.

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0.20 - 0.49ct J SI2 Lab Grown Asscher

As of April 2026, there are 17 lab grown asscher diamonds with J color and SI2 clarity in the 0.20 - 0.49ct range available across retailers worldwide. Prices range from ￥44,478 JPY to ￥1,205,400 JPY, with an average of ￥321,432 JPY.

Last updated: April 2026

Available

Lowest Price

￥44,478 JPY

Highest Price

￥1,205,400 JPY

Average Price

￥321,432 JPY

Score Distribution

17 diamonds scored across 3 quality tiers

Excellent

2 (11.8%)

Very Good

5 (29.4%)

Average

10 (58.8%)

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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