Case material: Yellow gold; Charge: Manual; Conditions: Never worn Year : 1960; Presentation condition : With boxes and all papers; Model: Portofino Price on request Gmtbroker Reference: nessuna this is a very good iwc vintage gentleman's watch in 18k yellow gold. manufactured in around 1960, this model has got fine cal. 89 ticking. beautiful collectors item! elegant gentleman's every day iwc! 12 month of bachmann & scher's warranty!