Case material: Yellow gold; Charge: Manual; Conditions: Used Presentation condition : With boxes and all papers; Model: Lange 1 Price on request Gmtbroker Reference: 101.021 Pristine preowned mens Lange 1 features large double date and power reserve. Comes on an aftermarket fresh black strap with Lange 18k sold gold tang buckle. 53 jewel manual wind movement. Transparent back.