Necklaces / Pendants by annabet wyndham This necklace is easy to wear and has a pop of yellow green enamel. The gunmetal glass beads feel more like a type of stone than glass. Features Primary Material : sterling silver Other Materials : glass beads and vitreous enamel Length (inches) : 17 One of a Kind : No Hallmarked : Yes Cleaning InstructionsThe necklace should need little cleaning. Only the silver shape might need a little attention, a rub with the a little toothpaste on your finger should give just the right amount of abrasion and keep the mat finish.