Gerald Genta, part of the Bulgari Group, will be debuting this unique watch the Octo Black Spirit Tourbillon, which has a platinum octagon-shaped case with double sapphire crystals. The case measures 42.5mm has a tantalum bezel and the crown features a cabochon sapphire. The 18K white gold dial is embellished with a dramatic geometric configuration of 22 black sapphires and 14 rubies.The automatic movement is exclusive for Gerald Genta by Bulgari, caliber GG99051 with 54 jewels, a sapphire tourbillon bridge and a power reserve of 64 hours. The watch is also available in rose gold.