18K White Gold 3/8 Cttw Pave Set Diamond and Sky Blue Topaz and Blue Sapphire Gemstone Floral Teardrop Halo 18" Pendant Necklace (G-H Color, SI2-I1 Clarity)Stand back and let the glory of natural gemstones and diamonds infuse your style with their statement glamour. Made of 18k white gold, this necklace starts off with a bail made of 1. 8mm round blue sapphires clustered into a floral silhouette within prong settings. The dangle consists of a marvelous 25 x 12mm pear cut heat treated sky blue topaz in a 3 prong setting haloed by round white diamonds in prong settings. These sparkling diamonds total 3 8