IWC Portofino 3513

IWC. An 18K gold automatic calendar wristwatch, Portofino, Ref: 3513, Circa 1990

IWC. An 18K gold automatic calendar wristwatch, Model: Portofino, Reference: 3513, Date: Circa 1990, Movement: 21-jewel Cal.37521 automatic, No.2547193, Dial: White, black Roman numeral hour markers, date aperture at 3, black pointed baton hands, centre seconds, Case: Brushed and polished round, back secured by 4 screws, No.2684175, Strap/Bracelet: Black IWC alligator leather, Buckle/Clasp: Signed gilt buckle, Signed: Case, dial & movement, Size: 34mm, Accompaniments:, IWC swing tag, IWC pamphlet