This is a two-strand, adult-cute necklace featuring emeralds and a slightly larger chain. Natural Emerald, Button Cut, 4x4x3mm Flat Cable Chain, 5.2x2.7mm, 14KGF Clasp and Plate, 14KGF (stamped) Other Findings, 14KGF Length (Emerald): Approximately 37cm Length (Chain): Approximately 39cm 14KGF is resistant to discoloration, long-lasting, and suitable for those with allergies, but it may not be suitable for everyone. Wiping gently with a soft cloth after use will help it last even longer. We are particular about the materials and make each piece with care. Thank you for looking.