Pair of amethyst and diamond earrings and a pair of onyx and diamond earrings

Pair of amethyst and diamond earrings and a pair of onyx and diamond earrings

One designed as spheres pavé-set with circular-cut amethysts, to a surmount of hoop design, set with brilliant-cut diamonds, post fittings; the other designed as onyx drops, to a spiralling surmount pavé-set with brilliant-cut diamonds, post and clip fittings.