Vacheron Constantin: What makes a watch worth 2 million? As part of London Craft Week 2017 Gentlemans Butler was invited to a select breakfast with the luxury watchmaker and to discover the beautiful artisan skills of the watch engraver. Vacheron Constantin London address: 37 Old Bond St, Mayfair, London W1S 4AB www.vacheron-constantin.com Apart from the vital necessities of feeding myself and infusing my mind with some good quality coffee we were there to see their luxury watch engraver in action and to find out more about the skills of a company that is over 250 years old. Luxury watchmaking or…