Aquamarine & Diamond Stud Earrings in 18k Yellow Gold.  These stud earrings feature 1.30 carats of aquamarines and .18 carats of Round Brilliant cut diamonds finished in 18 karat yellow gold. Two (2) .65 carat aquamarines, each with a soft, sky blue hue, are bezel set in 18k yellow gold. Twelve (12) .015 carat Round Brilliant cut diamonds are mounted beautifully in a frame of 18 karat yellow gold. The collection of diamonds are near colorless and brilliant. Finished on 14k yellow gold posts, these stylish earrings are the perfect set for any event!