Ritastephens 14K Gold Box 0.7 Mm Chain Necklace with Lobster Lock 14k Solid White Gold Box Chain 0.7mm 18" Beautifully crafted and well designed. Hypoallergenic and nickel free. Length: 18 inches long Width: 0.7mm wide. Lobster lock clasp for comfort and security when worn. PICTURES ENLARGED TO SHOW DETAILS. SEE LISTING DETAILS FOR SIZE. You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!