Necklace - N7 - Genuine Blue Lace Agate Semi Precious Gemstone and Fire-Polished Glass Bead hung on Brown Velvety Flock Cord + 2" Extension Chain ~ Rectangle Made from genuine Blue Lace Agate gemstone and fire-polished glass bead Absolutely gorgeous.. Perfectly simple and easy to wear.. Pendant itself measures 3/4" wide and 1-7/8" tall (incl. bail) Hung on a 16" brown flock cord with 2" silver-plated base metal extension chain..