dating.American Sniper star Miller, 38, has reportedly broke things off with art dealer Zwirner, who is nine years her junior, despite rumours that they got engaged in January.It was claimed earlier this year that Zwirner popped the question, with Sienna being spotted wearing what was believed to be an engagement ring at the premiere of her film Wandr Darkly at the Sundance Film Festival.Although neither party confirmed the engagement, Sienna was still wearing the ring in paparazzi pictures as recently as July.
However, nine months on, the pair have parted ways, according to Page Six, although no reason for the break-up was given.Lucas, 29, helps run his father David Zwirner’s art gallery and is the editor of its publishing house in New.
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