Grand Seiko Spring Drive (SBGA003). Caliber 9R65 Spring Drive mechanism. Central seconds hand. Power reserve indicator between 7 and 8 o`clock position and date window at 3 o`clock position. Black dial with index hour markers. Steel bezel set on a 39mm steel case. Sapphire crystal and exhibition case back. Water resistant to 100M. Stainless steel bracelet.