SENFAI summer glow in dark pendant necklace Twelve constellations Luminous necklace light up jewelry Metal:Zinc alloy+copper True gold plating/rhodium plating,rose gold plating Pendant diameter:1.1inches/2.8cm,Necklace length:18inches/46cm Occasion: Casual, Party, Prom, Class, Wedding, Bridal, Office; 100% Quality controlled manually before packaging