This watch is explosive! C3H5N3O9 , or nitroglycerin as it would be known in lay terms, is an “experimental” watch brand, and its first product is called ZR012. In a zirconium case showing off the Wankel-inspired movement to advantage, it is not hard to see that this limited edition of 12 pieces is the result of a joint effort between Urwerk and MB&F. Learn more about it in this video with watch journalist Elizabeth Doerr.