https://youtube.com/watch?v=QDFqsjoFFxoThe Swiss watch brand Arnold & Son builds all its own movements and tools in-house and from scratch. Each timepiece is a painstaking work of art that takes hours to come to life. Read more about process here: https://www.bloomberg.com/news/features/2017-05-16/how-is-a-watch-made-from-scratch Video by Zach...