This is a vintage combination brooch or pendant and matching screwback earrings set. The set is signed C-A with an arrow STERLING which is the mark for Carl-Art Sterling. The set has pale blue and clear prong set earrings. The brooch measures 1-3/8 inches in diameter. The screwback earrings measure 3/4 of an inch long. The set is in very good condition and does not appear to have been worn. It may need cleaning or polishing. Please let me know if you have any questions. Thanks for stopping by.