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In the 1990s and 2000s she bought pieces by names such as Sabbadini, David Webb, Boucheron from Bond Street jewellers and Christie’s and Sotheby’s sales in London, New York, Geneva and Milan.

The 70-plus lots included this Buccellati ‘dome’ ring purchased at Christie’s Geneva in November 2000 for a premium-inclusive $75,064.

According to a GIA report, the central stone is an emerald-cut diamond weighing 8.50cts, colour grade J, clarity grade VS2. The estimate set at £40,000-60,000, it sold at £84,000.