Art Deco mauve tourmaline and diamond dress ring, c.1925, the cut-corner rectangular tourmaline of step cut, the pinkish-brownish purple described as 'old mauve', approximately 7.75ct,
bracket set between stepped baguette diamond shoulders, three graduated diamonds to each side, strut-pierced gallery with acanthus engraved detail at each end, mounted in platinum, unmarkedTourmaline 13.50 x 10.40 x 6.68mmWeight: 5.5g
Antique three stone turquoise and diamond cluster ring, c.1900, the three graduated oval cabochon turquoise bordered by single cut diamonds, coronet claw set in gold, fluted shoulders, gold shank
Art Deco mauve tourmaline and diamond dress ring, c.1925, the cut-corner rectangular tourmaline of step cut, the pinkish-brownish purple described as 'old mauve', approximately 7.75ct,