Eterna Watches Men's 'Kontiki Chronograph' Automatic Stainless Steel Dress Watch(Model: 1240.41.43.0219) Imported Eta calibre 7750 automatic 25 jewels movement, 1 ball bearing Satin-finished and polished stainless steel case Case back screw-fitted with kontiki medallion Luminous material for easy night reading; Scratch-resistant, dual anti-reflective sapphire crystal Water resistant to 660 feet (200 M): suitable for recreational scuba diving