One Pair of Diamond 14k Yellow Gold Heart Door Knocker Earrings. Featuring 14 round brilliant cut diamonds with a total weight of approximately 0.20 carat, graded H-I color, VS-SI clarity, Crafted in 14 karat yellow gold with 18 karat yellow gold earring backs with purity marks. Circa 1990. The earrings are approximately 1 inch in length and ¾ inch in width.