Cartier diamond ring worth £750,000 lost by British Museum December 25, 2019August 25, 2017 by Editorial Team The content previously published here has been withdrawn. We apologise for any inconvenience. Discover More County Cork gains three restaurants in 2019 Michelin guide Find more hidden gems in our archive The Map to Modern Luxury THE CURATED CALENDAR Discover the world’s most prestigious gatherings & exhibitions Keep Reading Maison Francis Kurkdjian debuts first Holiday Fragrance Pop-Up One click away from your next inspiration...