Grand Seiko GMT Spring Drive Mens Watch (SBGE001). Caliber 9R66 Spring Drive mechanism. Central seconds and GMT hands. Power reserve indicator between 7 and 8 o`clock position and date window at 3 o`clock position. Black dial with index hour markers. Sapphire bezel set on a 44mm steel case. Sapphire crystal and exhibition case back. Water resistant to 100M. Stainless steel bracelet.