Brand Name Breitling Model number Y1739310/BF45/227S/A20SS.1 Part Number Y1739310/BF45/227S/A20SS.1 Item Shape Round Dial window material type Sapphire Crystal Clasp Tang Buckle Case material Stainless Steel Case diameter 44 millimetres Case Thickness 14.2 millimetres Band Material Rubber Band width 22 millimetres Band Color Black Dial color Black Bezel material Ceramic Bezel function Unidirectional Calendar Date Special features 40 Hour Power Reserve, Luminescent Hands Movement Swiss Automatic Display Type Analog
