Fred Davis Amethyst Sterling Ring with Modernist

Including one ring centering a rectangular amethyst cabochon set in a sterling silver mounting, size 6 1/2, signed "FD, Made in Mexico;" together with four carved amethyst panels designed as masks joined to domed and sphere sterling silver links, completed by a tongue-and-groove clasp forming a 7 1/2 inch bracelet, stamped with maker's mark, Hecho en Mexico, 925. Gross weight: 96.4 grams.