A small quantity of gem-set rings

A small quantity of gem-set rings, including an opal five-stone ring, size Q, a yellow gold leopard ring with enamel decoration and set with diamonds, size M, a pair of double-knot style entwined gold rings, size L, a pink gold plaited ring, size L, a Victorian garnet, half pearl and emerald ring, size O, an Indian turquoise and silver dress ring, size N, a gold and nephrite cabochon ring, size Q, a jade and diamond gold ring, size L, a gold ring, size M, a silver and lapis lazuli foliate ring by Georg Jensen, design no. 55, size M