OceanX Sharkmaster GMT 42mm Automatic Men Diver Watch Black Dial Black-Blue Ceramic SMS-GMT-541 Model SMS-GMT-541 OceanX – A watch that brings out the Ocean Explorer in you. Using the latest watch making technologies to reengineer the classic design making more durable modern day dive watches powered by high quality automatic mechanical movement with a more affordable price tag. MOVEMENT - Seiko NH34 GMT automatic movement, 24 jewels, power reserve 41 hours. FUNCTIONS - Hours, minutes, seconds, GMT (24 hours by hand) & date at 3 o'clock. BEZEL - Brushed & polished steel with blue & black ceramic insert. Uni-directional bezel with GMT scale. CROWN - Brushed & polished steel. DIAL - Glossy black with lume hour markers. STRAP - Brushed & polished finishing 21mm steel bracelet. CASE WIDTH - Diameter 42mm, 14.5mm thick, 49.5mm lug to lug, brushed & polished steel case. BACK - Brushed steel, 2.3mm thick. CRYSTAL - Sapphire crystal with cyclops lens over the date, 2.7mm thick with anti-reflective coating. WATER-RESISTANCE - 500 meters. Condition New CT SKU 584900105101