De Grisogono 18K pink gold crazymals ring with white and black diamonds.
Boucheron titanium and 18K rose gold eternal flower ring with black spinel, diamonds, padparadscha, purple and orange sapphires.
Cartier 18K rose gold cactus ring with spinel and diamonds.
Chaumet 18K pink gold ring with cabochon turquoise and diamonds.
Rosa De La Cruz 18K white gold ring with carved ebony wood and a bezel set amethyst.
Van Eyck 18K gold ring with a fancy yellow diamond, surrounded by pink sapphires and white diamonds.
Stenzhorn 18K white gold persuasion ring with rubies and diamonds.