How much does a 5.00ct+ J SI2 lab grown marquise diamond cost?

As of July 2026, 5.00ct+ J SI2 lab grown marquise diamonds typically cost HK$330,016 HKD to HK$733,958 HKD, with a median price of HK$531,987 HKD. There are currently 2 diamonds matching this specification available across retailers.

Where can I find the best price on a J SI2 marquise diamond?

Compare prices across retailers on Carat Hunter to see all your options.

5.00ct+ J SI2 Lab Grown Marquise

Last updated: July 2026

Available

Lowest Price

HK$279,523 HKD

Highest Price

HK$784,450 HKD

Average Price

HK$531,987 HKD

Score Distribution

2 diamonds scored across 2 quality tiers

Good

1 (50.0%)

Average

1 (50.0%)

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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