Watch: extremely rare, early Vacheron & Constantin men's watch steel, Ref. 4310 "GUILLOCHÉ DIAL", Geneva in 1953, with the master excerpt from the book — catalog High-quality pocket and wrist watches, collectible
Vintage Rolex - legit? : r/rolex
Taschenuhren als Sammlerobjekte das Muenchner Fachgeschaeft Antike Uhren Eder von Uhrmachermeister Thomas