Ball Star Wing Locket Necklace for Fragrance Aromatherapy Essential Oil Diffuser Luminous Bead Pendant 1pcs/lot Necklace:24" Can open locket necklace Without essential oil/aromatic. Dull silver plated (as photo) Pendant :27*29mm,in inches:1.06*1.14" Glow in dark bead: 18mm