PATEK PHILIPPE CLASSIC CALATRAVA WRIST WATCH: Gentleman's 18k yellow gold watch by Patek Philippe, 30mm, 18 jewel works serial #962662, currently in working order, original 750 Patek Philippe buckle on replacement band, inside back case marked & numbered 301435, slight wear to dial easily fixed with a trip back to Patek Philippe. Est. $8000/10000**