This is an authentic PATEK PHILIPPE 18K Yellow Gold 33mm Calatrava Watch. This lovely watch features an 18-karat yellow gold case with a hobnail-patterned bezel, a white enamel dial with Roman numerals, a seconds subdial, a sapphire crystal case. A variety of extra bands add versatility. This is a superb watch with the classical elegance of Patek Philippe. Follow this item for alerts. Patek Philippe is a registered trademark of Patek Philippe. FASHIONPHILE is not affiliated with Patek Philippe.