West Brom have signed Cameroonian full-back Allan Nyom from Watford, the Midlands club have announced.
The 28-year-old has signed a four-year contract with the Baggies, leaving Vicarage Road after just one season.
A former Granada player, Nyom impressed in his debut campaign in the Premier League, but leaves the Hornets having failed to appear in any of Watford's three league games so far this term.