Lady's 18K Yellow Gold Ruby & Diamond Earrings. Contains: 2 Oval Cabochon Natural Rubies. Weight Approx.: 7.14cttw, Color: Red, Clarity: Transparent-LI. 42 Round Brilliant Cut Natural Diamonds. Weight Approx.: 1.55cttw. Rubies, Gold, and Diamonds - the Earth's most valuable treasures. The other treasure is the Italian handiwork that went into this beautiful pair of earclips. A pair of cabochon rubies weighing over seven carats and diamonds weighing over a carat and a half!!