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Sienna Miller wearing Cartier jewelry arrives to the Cartier Los Angeles Party to launch the Panthere de Cartier Watch Collection, held at Milk Studios in Los Angeles, California, Friday, May 5, 2017. (
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How Cartier's Love bracelet became this year's most Googled piece of jewellery - and an enduring style icon
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Sienna Miller attends the launch event of Santos de Cartier watch at Pier 48 in San Francisco, California on April 5, 2018. (Photo by Yichuan Cao/Sipa USA Stock Photo - Alamy
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Sienna Miller wearing Cartier jewelry arrives to the Cartier Los Angeles Party to launch the Panthere de Cartier Watch Collection, held at Milk Studios in Los Angeles, California, Friday, May 5, 2017. (
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