Ultrathin Tourbillon Red GoldThe Finesse of Gold and Silver One of the slimmest tour billons in the world is shedding its adornments. Pared back to its purest expression, the Ultrathin Tourbillon Gold is elegantly revealed. Its vast dial displays an almost lunar silver toned opaline finish, while the off centered hours dial is made of genuine white opal. Nothing now distracts the eye from the hypnotic workings of the ultra thin flying tourbillon the signature of the collection.