14k Yellow Gold Figaro 3mm Chain Necklace Extender Safety Chain, 2.25" Figaro Chain is 3.00 Millimeters Wide Finished with a Lobster Clasp; Crafted in Polished 14k Yellow Gold Inside Dimensions of Lobster Clasp is 2.68 Millimeters x 1.68 Millimeters (Check the Measurement of What this will be Connected to) Extension Safety Figaro Chain is 2.25 Inches Long A Safety Chain for Watches and Bracelets and an Attachment to Lengthen Chains and Necklaces Made to Order Especially for You, Hand-Finished in Approx. 11 to 14 Business Days; Happily Made in America