Lucien Piccard Men's 'Optima' Stainless Steel and Leather Automatic Watch, Color:Black (Model: LP-12524-BB-01) Precise 20 Jewels Automatic Movement; Mineral Crystal Black and See-Thru Skeletonized Dial with Gunmetal and White Hands and Gunmetal Roman Numerals; Luminous; Exhibition Case Back; Black Ion-Plated Stainless Steel Case; Black Leather Strap Automatic-self-wind Movement Case Diameter: 44mm Water Resistant To 50m (165ft:in General, Suitable for Short Periods Of Recreational Swimming, but not Diving or Snorkeling