JACQUES LEMANS Unisex's Sport Blue Silicone Multi Dial watch/1-1691G, Diameter of the case : 41 mm,CaseThickness: 10.5 mm, Case Colour: Silver,Dial colour:Blue ,High quality strap 21 cm length and 20 mm width with a Buckleclosure. Water ressistant: 10 bars-Weight: 73.2 g