Seiko Prospex Turtle Heritage 1968 automatic SPB315J1 steel men's watch. Watch with steel case with a diameter of 41 mm and a thickness of 12.3 mm. Black dial with curved sapphire crystal and anti-reflective coating on the inner surface. Unidirectional rotating bezel. Screw-down crown and caseback. Automatic movement with manual winding capability. Caliber 6R35. Power reserve approximately 70 hours. Lumibrite on hands and indexes. Silver-colored steel bracelet, with triple folding clasp with safety lock, push-button release with extender. Watch with 20 bar water resistance, delivered with original box and official guarantee.