World's most expensive transformable watch for $40M
Last Updated : Mar 20 2015 | 4:03 PM IST
Graff Diamonds is setting records at Baselworld in Switzerland, where it has unveiled the most expensive transformable watch ever. With a price $40 million dollars, you'd want it to be versatile. Graff Diamonds CEO Francois Graff gives Bloomberg a sneak peak in London.