How much does a 0.50 - 0.74ct J SI2 lab grown radiant diamond cost?

As of April 2026, 0.50 - 0.74ct J SI2 lab grown radiant diamonds are available from ￥25,373 JPY to ￥33,662,985 JPY, with an average price of ￥1,360,686 JPY. There are currently 172 diamonds matching this specification available across retailers.

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0.50 - 0.74ct J SI2 Lab Grown Radiant

As of April 2026, there are 172 lab grown radiant diamonds with J color and SI2 clarity in the 0.50 - 0.74ct range available across retailers worldwide. Prices range from ￥25,373 JPY to ￥33,662,985 JPY, with an average of ￥1,360,686 JPY.

Last updated: April 2026

Available

172

Lowest Price

￥25,373 JPY

Highest Price

￥33,662,985 JPY

Average Price

￥1,360,686 JPY

Score Distribution

172 diamonds scored across 3 quality tiers

Very Good

12 (7.0%)

Good

20 (11.6%)

Average

140 (81.4%)

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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