Ceramic watch Reference H limited edition of12 copies in the world, it is the N ° 4, mechanicalmanual movement, black dial with Romannumerals, the top cage of the tourbillonat 6 o’clock is made for the first time in opticalglass animated by the abbreviation J12 Tourbillonof a revolution per minute.The tourbillon bridge is made of 18-carat whitegold. Sapphire caseback, ceramic bracelet withfolding clasp.Diamètre : 38mm