CHS provides a response to this change in the market's perspective by offering CERTIFICATION D'HORLOGERIE SUISSE (CHS). An innovative and stringent certification service, CHS is revolutionising the timepiece market by tracking and legitimising the identification features of a watch to its owner. This service is particularly suitable for providing a documentation for classic and vintage watches that have been on the market for years yet whose precise history or origin remain unknown... Combining technology and professionalism, CHS employs its own registration method and verification system for every watch registered with the International Archives of CHS. Registering the timepiece with the certified name and other information supplied by the customer, creates both an official document and a "biography" with which to trace the history of the watch... CHS operates steadfast in the firm conviction that registering the watch holder's name with their watch will guarantee protection and..