This is Blue Spade x Pearl Geometric Necklace. The pendant consist of new old stock vintage German glass beads that are framed with 24K gold. The beads were hand pressed during the 1920s-1960s. No two beads are exactly alike. These beads are no longer in production thus making them rare and considered collectible.  Due to the nature of this jewelry, it is unique. Product Detail:  24K gold edge German vintage glass Bead 24K gold-plated brass metals 14K gold-filled finding and ear wire 18 inches gold-filled chain *Our jewelry have maximum protection for anti-tarnish and is made for extended wear. You may gently polish your jewelry with a soft jewelry cloth using water and a little soap to restore their brighter finish. Do not rub the vintage glass beads too hard as it can cause the gold plating to wear off thus exposing the platinum underneath. To protect the glass and gold finish of the beads do not attempt to clean them with any cleaning agent. It is best if you remove your jewelry when sleeping, bathing, swimming and washing your hands and putting them away neatly where they can not be tangled.