Vintage ZentRa Centaur wristwatch. German-made, hand-wound mechanical watch typically dating from the 1960s to 1970s. The watch is in excellent condition for its age with minimal signs of wear. This is a rare version of this model that has a steel case and not gold plated. The watch was serviced two weeks ago so it works well and accurately. Movment-Winding - Bifora cal 91 Country of manufacture: GDR Case material: Steel Decade: 1960s Glass: Plexiglass Case width (without crown): 33mm Case thickness (including glass): 9mm The item will be carefully packaged and shipped by registered, insured mail.