Amethyst and diamond pendant

centered in the mid-century modern design consisting of boomerang shapes and geometric lines, a tube-set cabochon-cut amethyst weighing approximately 20.55 ct, with accents of claw-set round brilliant-cut diamonds weighing approximately 0.20 ct, an s-shaped bail, 18k yellow gold, length approximately 3.5cm, total weight 12.40 grams