The TAG Heuer Connected Modular 45 is a truly modular watch featuring an original concept which is brand new in the field of connected watches: the Connected Module is interchangeable with a chronograph tourbillon COSC certified module and straps can easily be interchanged between the two black or yellow options offered within the kit. For the Only Watch version the Heuer-02 Tourbillon Module features unique yellow varnished indexes and hands. The back of the module is engraved with «Only Watch7th edition – 2017» and numbered «1/1» to enhance the unique timepiece.