Pre-owned in good condition, Jaquet Droz Gransd Second, black ceramic 44 mm case, exhibition case back, black dial with subdial at 12 o’clock for the hours and a larger subdial overlapping at 6 o’clock with running seconds, sapphire crystal, automatic movement with 68 hours of power reserve, beating at 4Hz, black PVD coated rotor, on a rubber strap. This watch doesn’t have box or papers, was serviced by the service center in 2024.