Oris Big Crown Gents Watch # 64576294061LSFC. Black leather strap. Folding clasp. Silver dial color. Stainless steel case. Scratch resistant sapphire crystal. Swiss made automatic self-winding movement. Day and date pointer. Approximate case diameter 44mm. Approximate case thickness 11mm. Approximate band length 21cm. Approximate band width 22mm. Water resistant to 100m. Model Number: 64576294061LSFC 64576294061LSF 64576294061LS 64576294061L 64576294061.