Rhinestone Badge Lanyards. Custom rhinestone lanyard for bagdes, crystal neck lanyard with keychain, card badge holder, beautiful shinny rhinestone-lined collar double acrylic diamonds has key ring and black loop. These measure 3/8" in width. Available in your choice of rhinestone color, a full color dome imprint is offered for you to add your company name or logo. Distribute this flashy rhinestone lanyard at your upcoming event!