Why Greubel Forsey Went Through Double The Trouble For The Double Tourbillon 30°

Is a tourbillon in a wristwatch truly useful? Ask this question to a group of watch enthusiasts, and most likely you will end up in heated discussions up until the wee hours of the night. Robert Greubel and Stephen Forsey actually wanted to go a step further and prove that the tourbillon had an added value in a wristwatch. With the first innovation that they introduced after founding the company that bears their name in 2004, the Double Tourbillon 30° they did just that.