The 12.03 carat “Blue Moon Diamond” now has a new Hong Kong-based owner - and a new name. Photo: AFP

Mystery diamond buyer revealed: Hong Kong billionaire Joseph Lau spends US$48m on ‘Blue Moon Diamond’ for seven-year-old daughter

The stunning purchase came one day after tycoon paid US$28m for a pink stone - and he has named both diamonds after daughter Josephine

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The 12.03 carat “Blue Moon Diamond” now has a new Hong Kong-based owner - and a new name. Photo: AFP
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