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LONDON, ENGLAND - JULY 07: Brian Duffy and Anthony Joshua attend Watches Of Switzerland Knightsbridge Launch on July 7, 2016 in London, England. (Photo by David M. Benett/Dave Benett/Getty Images for Watches of Switzerland)

LONDON, ENGLAND - JULY 07: Brian Duffy and Anthony Joshua attend Watches Of Switzerland  Knightsbridge Launch on July 7, 2016 in London, England.  (Photo by David M. Benett/Dave Benett/Getty Images for Watches of Switzerland)

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LONDON, ENGLAND - JULY 07: Anish Bhatt attends Watches Of Switzerland Knightsbridge Launch on July 7, 2016 in London, England. (Photo by David M. Benett/Dave Benett/Getty Images for Watches of Switzerland)

LONDON, ENGLAND - JULY 07:    Anish Bhatt attends Watches Of Switzerland  Knightsbridge Launch on July 7, 2016 in London, England.  (Photo by David M. Benett/Dave Benett/Getty Images for Watches of Switzerland)

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LONDON, ENGLAND - JULY 07: David Haye and Anthony Joshua attend Watches Of Switzerland Knightsbridge Launch on July 7, 2016 in London, England. (Photo by David M. Benett/Dave Benett/Getty Images for Watches of Switzerland)

LONDON, ENGLAND - JULY 07:  David Haye and Anthony Joshua attend Watches Of Switzerland  Knightsbridge Launch on July 7, 2016 in London, England.  (Photo by David M. Benett/Dave Benett/Getty Images for Watches of Switzerland)

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LONDON, ENGLAND - JULY 07: Dominic Cooper and Oliver Cheshire attend Watches Of Switzerland Knightsbridge Launch on July 7, 2016 in London, England. (Photo by David M. Benett/Dave Benett/Getty Images for Watches of Switzerland)

LONDON, ENGLAND - JULY 07:  Dominic Cooper and Oliver Cheshire attend Watches Of Switzerland  Knightsbridge Launch on July 7, 2016 in London, England.  (Photo by David M. Benett/Dave Benett/Getty Images for Watches of Switzerland)

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LONDON, ENGLAND - JULY 07: Lucy Watson and Nicola Hughes attend Watches Of Switzerland Knightsbridge Launch on July 7, 2016 in London, England. (Photo by David M. Benett/Dave Benett/Getty Images for Watches of Switzerland)

LONDON, ENGLAND - JULY 07:  Lucy Watson and Nicola Hughes attend Watches Of Switzerland  Knightsbridge Launch on July 7, 2016 in London, England.  (Photo by David M. Benett/Dave Benett/Getty Images for Watches of Switzerland)