Gorgeous 14K Yellow Gold Tear Opal Diamond Drop Earrings. Each earring features numerous brilliant round diamonds and a natural tear shaped opal measuring 7mm by 10 mm. The total weight of the diamonds is 0.34 carats and the opal is 2.17 carats. Each earring measures 1 and 1/8 inches long by 3/16 of an inch wide. The pair weighs 3.2 grams.