Circa 1970s Bulgari 18K yellow Gold and Cobalt Blue Guilloche Enamel, measuring 1 1/2 inch in length, 1 3/16 inch wide and 3/8 inch thick at the bottom. Having a good weight of 36.4 grams for the pair.  These Earrings come in the original Bulgari Fitted Leather box and are in Exceptional, excellent almost unworn condition.