Patek Philippe Chronograph Ref. 5170R-010 The Patek Philippe Chronograph ref. 5170R-010, introduced in 2016, has a 39.4 mm rose-gold case, an ebony black opaline dial and the manual-winding Calibre CH 29-535 PS. The reference is no longer part of Patek Philippe's collection. - Manual-winding Calibre CH 29-535 PS - Chronograph with instantaneous 30-minute counter, small seconds, tachymeter scale - 39.4 mm rose-gold case, 10.9 mm thick, water resistant to 30 metres - Dial: ebony black opaline, gold applied Breguet numerals - Shiny black alligator strap, fold-over clasp Full set. Maker: Patek Philippe. Reference: 5170R-010. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request.