Diamond ring could fetch £9.6m

A pink diamond ring weighing 10.99 carats is held by a model during a Sotheby’s auction press preview yesterday in Geneva. The stone, mounted as a ring has been graded “fancy intense pink”. Pink diamonds have been prized for their rarity, and have...

A pink diamond ring weighing 10.99 carats is held by a model during a Sotheby’s auction press preview yesterday in Geneva. The stone, mounted as a ring has been graded “fancy intense pink”. Pink diamonds have been prized for their rarity, and have extraordinary optical transparency. It is expected to sell between £5.4 million and £9.6 million (€6 million to €10.8 million) when it is auctioned at the Magnificent and Noble Jewels in Geneva on Tuesday.

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