The Ziamond Del Ray Cluster Earrings. A fantastic combination of pears and ovals create the perfect cluster earrings. Pear shape stones with a carat weight ranging from 1.5 carat, 1 carat, and .75 carat in addition to oval shape stones with a carat weight of .75 carat and .50 carat. The total carat weight for the pair is approximately 9 carats. The earrings feature a post type back and measure almost 1 inch in length.