Omega - Seamaster 300 Omega Master Co-Axial 41 mm - Steel and Yellow Gold Watch 233.20.41.21.01.002

41 mm stainless steel case, transparent back, self-locking crown, 18K yellow gold unidirectional rotating bezel, sapphire crystal with anti-reflective treatment inside, black dial with 18K yellow gold hands, caliber 8400 self-winding movement, approximately 60 hours of power reserve, stainless steel and 18K yellow gold bracelet. Water resistant to 300 m (1000 ft).