DROP NECKLACE WITH ONYX AND AQUAMARINE Details DROP NECKLACE WITH ONYX AND AQUAMARINE Unavailable $215.00 Default Title - $215.00 Select options 18k gold plated sterling silver necklace featuring aquamarine and onyx. 16 - 18in. length. Adjustable.Read more 18k gold plated sterling silver necklace featuring aquamarine and onyx. 16 - 18in. length. Adjustable. Share