Sapphire Blue and Silver Beaded Eyeglass Chain. This handcrafted lanyard was created using dark sapphire blue opal catseye beads, dark blue glass beads and silver glass tubes beads. The chain is approximately 27 inches long and comes with eyeglass holders and a metal clip on the end of the hypoallergenic metal lobster clasps. It can be used as an employee badge lanyard, eyeglass chain or even a regular necklace.