Case material: Rose gold; Charge: Automatic; Conditions: Used Presentation condition : Without documents; Model: Portuguese Price on request Gmtbroker Reference: IW502306 Pristine preowned mens IWC Perpetual Calendar in solid 18k rose gold. 7 day power reserve with moonphases. IWC black exotic strap with IWC 18k rose gold deployant buckle. Comes with its box and papers. Retail: $40,800.