Vintage frosted rock crystal, diamond and amethyst drop earrings

Vintage frosted rock crystal, diamond and amethyst drop earrings in white and yellow gold. A matching pair of drop earrings, each consisting of conical frosted rock crystal drop terminating to a round cabochon cut amethyst base and connected by a row of round eight cut diamonds, all suspended from a round cabochon cut amethyst in a rubover setting, fitted to reverse with a secure post and butterfly.