PATEK PHILIPPE REF. 5127 CALATRAVA PINK GOLD Patek Philippe, GenËve, "Calatrava Grande Taille," No. 3401873, case No. 4311306, Ref. 5127R. Made circa 2005 Very fine, center seconds, self-winding, water-resistant, 18K pink gold wristwatch with date and an 18K pink gold Patek Philippe buckle. Accompanied by the Certificate of Origin and booklets. Two-body, solid, polished, concave lugs, transparent screw-down case back, screwed-down winding crown, sapphire crystals. Matte silver with applied pink gold baton indexes, aperture for the date. Pink gold dauphine hands. Cal. 315/290, stamped with the Seal of Geneva quality mark, rhodium-plated, fausses cotes decoration, 29 jewels, straight-line lever escapement, Gyromax balance adjusted to heat, cold, isochronism and 5 positions, shock absorber, self-compensating free-sprung flat balance spring, 21K gold rotor.