Case Diameter: 41.3mm. Stainless steel case with matte black finish . Suede band with buckle closure . Silver automatic skeleton movement. Sapphire glass with anti-reflective treatment. Double layer open worked dial . Handcrafted stainless steel turbine blades. Matte black indexes. Polished hour, minute and second hands. Any variations or irregularities in the leather are intentional, adding value and unique character to each piece.