Bangle with octagonal amethyst ca. 25 ct and 8 brilliant-cut diamonds totaling ca. 0.5 ct,

Bangle with octagonal faceted amethyste ca. 25 ct and 8 brilliant-cut fdiamonds totalling ca. 0.5 ct, ca. WHITE-STW (H-I)/VS, 18K yellow gold, 56 g, inner circumference 17 cm, 1970s, min. signs of wear, unknown maker's marks, solid craftsmanship.