Seiko Recraft Series - SNKM97Seiko Recraft Series. This automatic watch is powered by the movement of the wearers wrist. Energy efficient movement with a power reserve of approximately 41 hours. The timepiece has a stainless steel case and bracelet. Features a green dial, day date calendar and a screw down see through case back. 50 meters water resistant. Features Automatic Self winding Screwdown see through caseback Day Date calendar Gold highlights 21,600 vibrations per hour 21