Car boot sale diamond ring bought for just £10 reaches almost double its £350,000 estimate
Adiamond ring which was purchased at a car boot sale for £10 has been sold for £656,750 at auction.
The cushion-shaped jewel was expected to fetch up to £350,000 when it went under the hammer at Sotheby’s in London, but in the end was snapped up for close to twice that amount.
Named the ‘Tenner’ diamond, the ring was originally purchased in the 1980s from a car boot sale.
The 26.27 carat diamond is thought to have been cut in the 19th Century but its history and how it arrived at the sale is unknown.
The owner assumed it was a decorative costume jewel and had no idea of its value.
It was recently confirmed by the Gemological Institute of America (GIA) as a genuine diamond.
Another highlight of the Sotheby’s sale was a Cartier diamond brooch worn by Margaret Thatcher on …
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