Analog GMT, Date Display at 3 O'clock Position, Black Dial with Silver-tone Hands and Index Hour Markers including Breguet-Style Shape, Luminescent Coating on Hands and Markers for Night Readability, Minute Index Markers around Outer Rim, Fixed 24-Hour Engraved Bezel in Silver-tone Stainless Steel, Automatic Movement Calibre 3185 (based on Rolex 3135), Approximate Power Reserve: 50 Hours, Case Size 40 mm, Case Thickness 12 mm, Round Shape, Silver-Tone Stainless Steel Case, Scratch Resistant Sapphire Crystal, Solid Case Back, Screw Down Twinlock Crown with Flip Lock Safety, Oysterlock Clasp on Silver-Tone Stainless Steel Bracelet, Water Resistance up to 100 Meters / 330 Feet