the swiss watch brand arnold & son makes luxury timepieces from scratch. ead of product development took us inside the process earlier this year. ♪ >> every new watch is like a new piece of art. it has a different story to tell. it's a very interesting thing about watches. on one hand, you have a high precision device. and the other thing is they have to be hand finished, which is very related to arts and crafts. you have these two worlds in one watch. both the aesthetical aspect and the mechanical aspect of it. ♪ >> here we are on our premises where we manufacture all of our watches. arnold & son refers to john arnold, who was one of the biggest and most important watchmakers who ever lived. he invented a lot of technical solutions still in use today. the aim of the modern company is to innovate and continue his legacy, but in a contemporary, new manner. the idea is really to continue the story more than repeating it. first, with the design team, we design how the watch should look like -- the size it should have, the thickness. you have to have the mechan