Invicta Men's 'Pro Diver' Automatic Stainless Steel Diving Watch, Color:Two Tone (Model: 20438) Precise 24 Jewels Automatic Japanese Movement; Unidirectional 18k Gold Ion-Plated Bezel with Black Top Ring; 18k Gold Ion-Plated Screw-Down Crown; Exhibition Case Back Black Dial with Skeletonized See Thru Window at 9:00, Pale Green and Gold Tone Hands and Hour Markers; Luminous; Mineral Crystal; Stainless Steel Case and Bracelet w/18k Gold Ion-Plated Center Links Automatic-self-wind Movement Case Diameter: 40mm Water Resistant 200m (660ft):in General, Suitable for Professional Marine Activity and Serious Surface Water Sports, but not Diving