Berghuis agreed personal terms with Watford last week but the transfer was held up while the clubs negotiated a fee. Press Association Sport understands AZ have now accepted a bid close to £4.6million for the player and that Berghuis will arrive in London on Friday to undergo a medical. Watford are set to make their 10th signing of the summer with the addition of Dutch forward Steven Berghuis from AZ Alkmaar. Press Association The 23-year-old forward was AZ’s star player last season, scoring 11 goals in 22 league appearances, and he also attracted interest from Eredivisie champions PSV Eindhoven this summer. The move will take the Hornets’ summer signings into double figures after Jose Manuel Jurado, Miguel Britos, Sebastian Prodl, Giedrius Arlauskis, Matej Vydra, Jose Holebas, Etienne Capoue, Valon Behrami and Allan Nyom all penned permanent deals at Vicarage Road.