百达翡丽，罕有，不锈钢自动上弦年历飞返计时链带腕表，配日夜显示及动力储存，型号5960/1A-010，约2018年制，双封，附原厂证书、盒子及外包装

Launched in 2006, reference 5960 was Patek Philippe's first self-winding chronograph with an annual calendar and the in-house calibre CH 28-520 IRM QA 24H. It was first launched in platinum with grey dial in 2006 and since also become available in pink gold and with various dial colors.

In 2014, stainless steel version was introduced to the market, such as the present lot.