1960s turquoise open spray ring in 14kt yellow gold

1960s turquoise open spray ring in 14kt yellow gold. A tiered spray design featuring three rows of thirteen round cabochon cut turquoise in graduating claw settings, further set with two rows of four round cabochon cut turquoise in claw settings and terminating in one row of two round cabochon cut turquoise in claw settings, to an openwork design with curving claws polished rounded borders and met to either side with a incised three row shank. Tested 14kt gold.