Width, bars are 1.6mm wide and chain links are 2.5mm. Chain ins good pre-owned condition, with both clasp working. No the swivel does not turns, only turns about 1/8 of the way.
Please review all pictures carefully for detail and condition. This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Watch Accessories\Chains & Fobs". The seller is "grand781" and is located in this country: US. This item can be shipped to United States.