"Sea Glass" earrings in your favorite team colors, or school colors, In 14K yellow gold filled (or sterling silver). Dangle earrings in black and gold, a great way to show your school spirit. The teardrops measure 16x10mm, the round beads measure 6mm. Approximately 1.5 inches in overall length. The seaglass beads are made of recycled glass, given a frosted matte finish, by tumbling with diamond impregnated sand.