Oris Artelier Worldtimer Automatic Men’s Watch # 69075814051MB. Silver round dial with raised rose gold indices and hands with luminous inlay. Stainless steel case with see-through mineral crystal skeleton case back. Stainless steel metal bracelet with locking clasp. Flat profile sapphire crystal with anti-reflex coating. Date calendar. GMT 2nd time zone dial with day/night window and small second dial. 38 hour power reserve. Automatic self-winding 30 jewels ETA 2836-2 base movement. Water resistant to 30m. Approximate case size 42.50mm diameter. Model Number: 690 7581 40 51 MB 690-7581-40-51-MB.