Santos 100 Medium Unisex Watch. 35.6mm Automatic Analog Movement with Luminescent Hands and Scratch Resistant Sapphire Crystal Case. Features: Black Leather Strap, Fixed Stainless Steel Bezel, Silvered Opaline Dial with Black Roman Numeral Hour Markers (Sword Shape) and Minute Markers around an Inner Ring Deployment Clasp, 100m Water Resistance, Medium Case Diameter (35.6mm), Case Thickness: 10.7mm, Square Case Shape, Solid Case Back.