This Omega necklace is a solid round chain, approx 1.6mm in diameter. You can add a pendant by slipping it over the loop end. Opening of the pendant bail should be larger than 2.5mm to pass through. Perfect to wear alone or with medium weight - heavy weight pendants - stones, dichroic fused glass and more. Beautiful, new sterling silver chain, made by a leading Italian manufacturer. Italian jewelry manufacturers are well-renowned for their exquisite design and fine craftsmanship. The solid sterling silver chain is marked with 925 and ITALY and the clasp is marked so you know that they are top quality. See the Joyful Creations storefront for 17 inch, 18 inch, or 20 inch Omega chains of this type. Chain is nickel free. Unlike link chains, the Omega is made to retain its shape when worn. Gift box or organza pouch included, color or style may vary.