Always ready for action, the Grand Seiko Sport collection blurs the lines between function and form, allowing you to keep track of time, no matter where your next adventure takes you. Presented in a 46. 4mm high-intensity titanium case, this performance-driven Grand Seiko Sport watch boasts a ceramic bezel, framing a striking blue dial with Lumibrite hands and indexes for optimum visibility, a 24-hour hand, a stop seconds function and a date display window. Powered by an automatic movement with manual-winding capacity and water resistant to 100 meters, this timepiece also features a 55-hour power reserve, a screw down crown and a titanium and ceramic bracelet with a three-fold clasp. Calibre 9S86: This high-specification movement delivers the same accuracy (±5 to -3 seconds a day) and the same power reserve (55 hours) as the core Caliber 9S85, while also offering the GMT function that the international traveler needs to ensure that the accuracy of the time shown is not compromised when