Omega Style No: 234.92.41.21.10.001 Omega Seamaster 300 Co-Axial Master Chronometer - 41 mm Bronze Gold Case - Bronze Dial

41 mm bronze gold case, transparent back, 41 mm case and bezel are crafted from 9K Bronze Gold, domed scratch-resistant sapphire crystal with anti-reflective treatment inside, bronze dial, Calibre 8912 self-winding chronometer movement. Water resistant to 300 metres (1000 feet).