The Marina is at home on land and sea. Its 660 foot water resistance and titanium case make it perfect for diving the rocky reefs of Saint Helena or beach resort lounging. The world timer is our added bonus, for when you travel the globe in search of untouched waters. MOVEMENT Miyota 8215 Japanese automatic 40+ Hour power reserve Date function 3 Hand DIAL & CRYSTAL Luminous dial (Bahama Blue, Belize Black, Yacht) or genuine Mother-of-Pearl dial (Reef Red, Yellow Snapper, Caribbean Green, Pacific Purple) Bi-Directional world timer inner bezel Super-Luminova index and hands Sapphire crystal CASE Case Size - 40mm Case Size - 49mm lug to lug Case Thickness - 12.5mm Case Material - Sandblasted Titanium case and crown UniDirectional diver's bezel Screw down stainless steel case back Water resistance - 660ft (20 ATM) 2 Non-Screw locked double gasket crowns BAND 20mm Sandblasted Titanium band Maximum inside circumference with closed clasp = 9.50 inches Diver's buckle with wetsuit expander Maximum Inside diameter with open wetsuit expander = 10 inches 16 Removable links Quick release spring bars