This solid box chain necklace with lobster clasp is crafted in 14K gold-over-silver. It has square links that create a smooth, polished look and a sturdy feel. Suitable for both casual and formal wear. Features: Nickel Free, Quick Ship Jewelry Closure: Lobster Clasp Link Construction: Solid Metal Color: Yellow Chain Length: 20 Inch Chain Width: 1.25 Millimeters Chain Construction: Box Care: Wipe Clean Metal: 14k Gold Over Silver Necklace Type: Chain Necklaces Country of Origin: Imported Metal may be rhodium plated to enhance appearance and reduce tarnishing. Quick Ship items ship directly from the manufacturer within 3 to 5 business days. Photos are enlarged to show detail.