From Steinhart website: The sporty exclusiveness of the „Ocean One vintage RED " makes it stand out from other diver watches. Its solid design guarantees highest resiliance as well as an outstanding quality. Within the large genre of sports diver watches the “Ocean One vintage RED ” is one of the few examples in its price range which demonstrates such an excellent cost-performance ratio. Movement ETA 2824-2/SW 200, élaboré Swiss made automatic 25/26 Jewels second stop Functions screwed Crown Date at " 3 " Case Stainless 316 L steel satined and polished Diameter 42 mm Height 13 mm Weight 195 g Lug width 22 mm screwed Sapphire glass medium domed, with double anti-reflecting coatings on the interior side Bezel Stainless Steel, Inlay black aluminum Back Stainless steel 316 L screwed Waterproof to 30 ATM Dial & Hand Dial black. Super Luminova Old Radium, Vintage hour and minute Superluminova " old Radium " central second hand Strap & Buckle Strap Stainless steel 22/18 mm screwed Buckle Stainless steel 18 mm with safety deployment clasp