Seiko Men’s 50th Anniversary of The First Quartz Watch SSB363
Tachymeter bezel. Black dial with quartz symbol pattern and gold accents. LumiBrite hands and 12 o’clock marker. Special edition screw-down case back with gold finish. Case diameter: 45.2 mm. Stainless steel case and bracelet with black ion finish. Water-resistant to 10 bar, 100 meters (330 feet).