14k White Gold Rhodium-Plated Solid Curb Chain (1.00MM) Links on Curb Chain Interlock with Each Other Allowing Chain to Lie Flat; Crafted in Hypoallergenic Rhodium-Plated 14k White Gold Chain is .04 Millimeters Wide or 1.00 Millimeters in Diameter Solid Curb Link Chain is 18.00 Inches in Length Solid Curb Chain is Finished with a Spring Ring Clasp Hypoallergenic Curb Chain is Gentle on Skin; The Gold Used to Craft this is Earth Friendly; Made with Refined Karats System Certified by Scientific Certification Systems