The Star of Happiness 100.36 carats, DIF diamond sold at Sotheby’s Geneva in 1993 for US$ 11.9 million or US$118,397 per carat.

The Star of Happiness at 100.36 carats, D colour, Internally Flawless diamond sold at Sotheby’s Geneva in November 1993 for US$ 11.9 million or US$118,397 per carat.

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