This classic box chain necklace is 30 inches long and 1.1mm wide.
1mm 30 Inch Classic Box Chain Necklace by SuperJeweler It has a secure, lobster-claw clasp and is in 14 karat yellow gold.1mm 30 Inch Classic Box Chain Necklace by SuperJeweler - Lifetime Guarantee - 60 Day Worry-Free Return - 14K Yellow Gold (6.14K Yellow Gold (6.