14K YELLOW GOLD HUMMINGBIRD PIN, IN LOT WITH PAIR CULTURED PEARL AND COLORED GEMSTONE POST-BACK EARRINGS. Naturalistically sculpted and textured bird has brilliant-cut round diamond eye. Earrings each have four 4 mm pearls interspersed with round sapphire, emerald, ruby and diamond. - Pin L: 1 3/4 in. Estimate $300-400