How much does a 1.50 - 1.99ct J IF lab grown radiant diamond cost?

As of April 2026, 1.50 - 1.99ct J IF lab grown radiant diamonds are available from ￥46,136 JPY to ￥1,096,119 JPY, with an average price of ￥265,676 JPY. There are currently 21 diamonds matching this specification available across retailers.

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1.50 - 1.99ct J IF Lab Grown Radiant

As of April 2026, there are 21 lab grown radiant diamonds with J color and IF clarity in the 1.50 - 1.99ct range available across retailers worldwide. Prices range from ￥46,136 JPY to ￥1,096,119 JPY, with an average of ￥265,676 JPY.

Last updated: April 2026

Available

Lowest Price

￥46,136 JPY

Highest Price

￥1,096,119 JPY

Average Price

￥265,676 JPY

Score Distribution

21 diamonds scored across 4 quality tiers

Excellent

2 (9.5%)

Very Good

10 (47.6%)

Good

3 (14.3%)

Average

6 (28.6%)

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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