This important yellow gold ref. 5170J from Patek Philippe is the only example for sale in the UK.

Only in production for 3 years (2010 - 2013) it was Patek Philippe's first mechanical chronograph movement that had been fully developed in-house. The silver-opaline dial, features applied gold batons with elegant roman numeral '12 & 6', and Gradue Pour 15 Pulsations arching around the rail track minute index.

Visible through the sapphire exhibition caseback is Patek's, first in-house manually-wound Chronograph calibre CH 29-535 PS with column wheel innovation, a huge step forward in the evolution of Patek Chronographs.

Fitted to a brand new brown Patek Philippe alligator strap, fastened by the yellow gold Calatrava deployant clasp. Accompanied by its Patek Philippe Box, Booklets, Literature, and Patek Philippe warranty certificate dated January 2011.