Creating beautiful striking watches is a true art that only a few skilled watchmakers have mastered. For over 200 years, Vacheron Constantin has been crafting stunning timepieces with striking complications. In 2013, they unveiled a remarkable masterpiece - the thinnest hand-wound minute repeater watch on the market, measuring only 3.9mm thick. At the Watches & Wonders 2015 event, this watch was presented in a platinum case with a silver or slate-colored dial, proudly bearing the prestigious Hallmark of Geneva. Every detail of the Patrimony ultra-thin calibre 1731 was carefully considered, including the sound of its striking mechanism. The gongs are stacked for optimal sound and the case was designed