Steel ladies Patek Philippe Twenty 4 reference 4910/10A-010. Case diameter 25mm x 30mm. Water resistant to 30 meters, set with 36 diamonds, 0.45 CT. Quartz movement caliber E-15. Slate grey diamond dial with Roman 12 and 6 numerals. Polished steel bracelet with double folding concealed clasp. Box and papers dated 2007. Service papers dated 2010. Our reference S19600.