Among the top lots is a 1930s sapphire and diamond brooch, featuring a 55.19-carat oval-shaped Kashmir sapphire, alongside a cushion-shaped Kashmir sapphire weighing 25.97 carats.

The May 11 sale also features large diamonds and coloured gemstones, including a 1930s sapphire and diamond brooch featuring the largest Kashmir sapphire ever to appear at auction - a 55.19-carat ...

It's unusual for Kashmir sapphires - from a mine only open for five years - would have a 1940s setting, as most are Victorian Rare Kashmari sapphire and diamond ring in 1940s setting, on sale at ...

The Kashmir sapphire, a 55.19 carat gem, was formerly in the collection of Maureen Constance Guinness, a marchioness of the aristocratic Anglo-Irish brewing family, who died in 1998.

Estimated to fetch between USD 2,525,361-3,051,478, the "Star of Kashmir" sapphire sold for USD 3,484,142, with a price of USD 175,202 per carat in Geneva this week.

ZURICH: The largest Kashmir sapphire to ever appear at an auction fetched 3.8 million dollars at Geneva on Tuesday. The gemstone, a 55.19 carat stone, was part of a 1930s sapphire and diamond ...

A string of natural grey pearls and a Kashmir sapphire broke world records at an auction in Hong Kong, auctioneers Sotheby's say. A rare grey pearl necklace that once belonged to a British ...

In April 2007, an unnamed 22.66 carat Kashmir sapphire, once owned by railroad magnate, James J. Hill, sold at Christie’s for $3,064,000, the highest amount ever paid for a sapphire.

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The Jewel of Kashmir was sold for HK$52.28m to a Hong Kong collector A string of natural grey pearls and a Kashmir sapphire broke world records at an auction in Hong Kong, auctioneers Sotheby's ...