Earrings by Antonella Giomarelli Features Primary Material : silver Fitting Type : Post Dimensions (mm) : 12 x 12 x 10 One of a Kind : Yes Metal : silver Hallmarked : No Wire Material : silver Cleaning InstructionsClean gently with a soft old toothbrush and soapy water. This piece may be dipped in silver dip to remove tarnish but should be washed thorough in clean water immediately afterwards.