The charming 16" 3rows necklace , made with 5.5-6.5mm purple cultured freshwater pearls and alternate with black agate beads. The delicate pearls and beads with smooth surface, super luster and in good quality, is professionally strung on double silk thread for security and beauty. The 3rows are twisting each other making it a great looks. A agate pendant and metal clasp matching it well. Charming!