Shelley's Vintage Originals. The pendant of this necklace is a large rectangle cut crystal that is prong set in a brass art nouveau setting. It measures 1" in length and 3/4" wide. It hangs from a custom made chain of fine brass link connected via an aurora borealis crystal bead to a bronze tone link chain. It has a lobster claw clasp and measures 20" in length. It can be shortened or lengthened per customer request.