This classic box chain necklace is 16 inches long and 0.70mm wide.
70mm 16 Inch Classic Box Chain Necklace by SuperJeweler It has a secure, lobster-claw clasp and is in 14 karat yellow gold..- Lifetime Guarantee - 60 Day Worry-Free Return - 14K Yellow Gold (1.70mm 16 Inch Classic Box Chain Necklace by SuperJeweler 14K Yellow Gold (1.