Patek Philippe Calatrava Ref. 4897G-001 The Patek Philippe Calatrava ref. 4897G-001, introduced in 2010, has a 33 mm white-gold case, set with diamonds, a night blue guilloché dial and the manual-winding Calibre 215. The reference is no longer part of Patek Philippe's collection. - Manual-winding Calibre 215 - Hours and minutes - 33 mm white-gold case, 6.6 mm thick, water resistant to 30 metres; sapphire-crystal case back - Dial: night blue guilloché, powdered gold hour markers - Bezel set with 72 diamonds (~0.47 ct) - Night blue brushed satin strap, prong buckle Full set. Maker: Patek Philippe. Reference: 4897G-001. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request.