Laurence Graff, 71, the rags-to-riches owner of the most exclusive global jewellery chain, is the "king of diamonds", buying exclusive stones competitors cannot afford.

71岁的劳伦斯·格拉夫(Laurence Graff)曾白手起家，现在拥有了全球最高档的珠宝连锁店，被喻为“钻石大王”的他所购买的珠宝是同类竞争者所买不起的。

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It was bought by British businessman and jeweller Laurence Graff and will go on public display in South Africa.

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It is suspended from a diamond necklace that incorporates yellow and white stones, made by London designer Laurence Graff.

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Another well-known billionaire art lover was in the de Pury crowd last night: Laurence Graff, the London jeweler, who has set auction records of his own.

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