Metal: 14k Yellow Gold Over Brass • Size: 0.63"L x 0.38"W • Open, adjustable • Mateiral: Iridescent Drusy Material Highlight: Drusy Drusy is the natural crystallization on a rock surface. Kendra Scott Drusy is genuine and has a rich sparkling appearance. There range of Drusy colors are achieved by a custom plating process that coats the stone's surface. Questions? Please feel free to send me a message! I ship within 24 hours exactly how I would want to receive! Thanks for looking and/or sharing! #SmokePetFreeHome