Case material: Yellow gold; Charge: Automatic; Conditions: Used Presentation condition : Without documents; Model: 18k Yellow Gold Royal Price on request Gmtbroker Reference: nessuna This Audemars Piguet Classic 40mm Is iN Immaculate Condition For A Pre-Owned Watch Of Its Age. C Series - Approximately 1980-1986. 40mm 18k Yellow Gold Case With A Solid Case Back. Silver Dial With Gold Index Hour Markers. Audemars Piguet Black Crocodile Skin Strap On An Audemars Piguet 18k Yellow Gold Tang Buckle. This Watch Features A Date Aperture At The Three O'Clock Position. A Full One Year Warranty And Certificate Of Authenticity Will Be Issued By Element iN Time NYC.