The Jacob & Co. Astronomia Tourbillon White Gold (Reference: AT100.30.AC.SD.A) is a masterpiece of modern horology, featuring a 50mm 18K white gold case that showcases a skeleton dial with a manual-winding movement. This limited edition timepiece offers a power reserve of approximately 60 hours and is secured with a black alligator leather strap and an 18K white gold folding clasp. With a water resistance of 30 meters, it combines exceptional craftsmanship with avant-garde design.