Oris Aviation Big Crown Bronze Pointer Date - 01-754-7741-3168-07-8-20-01Additional information Gender Mens MFG Reference # 01 754 7741 3168 07 8 20 01 Movement Automatic Case Materials Bronze Case Description Screw In Security Crown, See Through Mineral Glass Case Back Case Size 40 mm Crystal Anti Reflective Domed Sapphire Crystal Complications Date Power Reserve 38 Hours Water Resistance 5 Bar Dial Colors Bordeaux Dial Features Central Date Hand with Date Scale on Outer Ring, Super LumiNova Inlays on Hands and Hour