Grand Seiko
Grand Seiko. The figures below are from Wikidata (CC0), with the page each one came from.
More watch brands a to z
See the list 88 RUE DU RHONE Switzerland · since 2012 A. Halma clockmaking workshop Netherlands 
A. Lange & Söhne Germany · since 1845 
Adriatica Switzerland · since 1931 Allgemeine Gesellschaft der Schweizerischen Uhrenindustrie Switzerland · since 1931 Associação dos Industriais de Ourivesaria e Relojoaria do Norte Portugal
A. Lange & Söhne Germany · since 1845 Adriatica Switzerland · since 1931 Allgemeine Gesellschaft der Schweizerischen Uhrenindustrie Switzerland · since 1931 Associação dos Industriais de Ourivesaria e Relojoaria do Norte Portugal