This watch is Sold Antique Waltham USA movement from 1920 case: Titanium with Convex sapphire crystal front, diamond coated glass display back. Water Resistant to 50 meters (150 feet). Rpaige black PVD style crown. Dimensions: 44mm diameter, 14mm thick, 52 mm end to end. Water resistant to 50 meters. Movement: 17 jewel Waltham antique American…