PIAGET ALTIPLANO REF.12303 1ST SERIESBrand Model Reference Production period Case material Case diameter Movement Caliber Dial Hands Strap Buckle Signed Condition Description Piaget Altiplano 1st Series 12303 19591960 18K white gold Approximately 34 mm Automatic mechanical Piaget Calibre 12P, ultra thin micro rotor Silver sector dial with slim indexes Blued baton hands Black alligator leather strap Original Piaget 18K white gold buckle Dial, case, movement and buckle signed Excellent