Semi - Mount Diamond and Sapphire Filigree Ring - Art Deco Style - 14kt White Gold - This filigree ring features 4 dazzling diamonds along with two genuine blue sapphire gemstones. Please see all of our filigree rings. Sapphires are the birthstone for September and the fifteenth anniversary stone. This ring would make a perfect gift for many occasions. This ring is new and a quality sterling silver antique and collectible reproduction.