The Omega Speedmaster Chronoscope Co-axial Master Chronometer Chronograph is a 43 mm steel automatic watch, presented with its original box and papers. This timepiece is suited for daily wear or special occasions. Its robust construction and refined aesthetic ensure it complements both formal and casual attire. The blue alligator strap offers a striking contrast to the silver dial. Key details Brand: Omega Model: Speedmaster Chronoscope Reference: 329.33.43.51.02.001 Case Material: Steel Diameter: 43 mm Dial: Silver Crystal: Sapphire Movement: Manual winding Calibre 9908 Strap Material: Alligator skin Water Resistance: 5 ATM