Wishlist Product Early Pomelatto, 1970s, 18k gold mariner chain necklace. Art Nouveau rose gold diamond ring A 19th Century 2.10cts emerald and diamond dress ring, second half of the 19th century. Art Deco diamond and ruby ring Swedish 1960s 1.75ct emerald ring A 19th century 18 karat rose brooch set with an approx. 5ct blue zircon surrounded by 269 antique, old, table and rose cut diamonds, approximately 5ct in total. 1928 Art Deco East West cluster of old cut diamonds.