Purple drusy quartz in a sterling silver setting...$110. Red tourmaline in a fused sterling silver setting...$130        Alexandrite 6mm in a fused sterling silver setting...$110. Square alexandrite set in a diamond pattern accented with two CZ's in a textured sterling silver setting with a beaded edge...$165. Brazilian ametrine, 14x8mm, in a silver setting...$245. Brazilian amethyst keystone set in a sterling keystone setting...$135.