14K Solid Yellow Gold Box Chain Necklace, 13" To 30" Inch, 0.5mm To 1.7mm Thick | eBay
VEXXS Box Chain Necklace, 18K Real Gold Plated Venice Box Chain, Durable No Color Fading Gold Chain 2mm Rolo Chain Necklace Chain for Men Women : Amazon.co.uk: Fashion
14k REAL Yellow OR White Gold Solid 1.1mm Box Link Chain Necklace with Lobster Claw Clasp, Gold, not known : The World Jewelry Center: Amazon.co.uk: Fashion
9ct Yellow Gold Box Chain Necklace | Chains of Gold