Trends – Interchangeable straps are all the rage Patek Philippe by wholesalewatches - April 7, 20180 For Baume & Mercier, Chopard and Hermès, the interchangeable nature of the Linea, Happy Sport and Heure H straps is well established and each new season brings new creations flaunting a whole new colour palette. Other brands have however succumbed more recently to the vogue of interchangeable straps. A