Sight ID of the stones used here suggests beryl. Well known varieties of beryl include emerald and aquamarine. Chunky opague white beads, of varying size and shape, are paired here with a sterling silver chain.
Necklace length of 18 inches allows a chain with gemstone dangle to hang centered at back of neckline. Adjustable up to ~19½ inches, if preferred. Weight is 1.3 oz.
Earrings measure 1½ inches from top of earwire to bottom of dangle and weigh less than 0.15 oz each.