Earrings by Joanne Thompson Hallmarked sterling silver earrings, each loop is 12mm diameter, the loops move when worn, great for everyday wear. Features Primary Material : silver Length (mm) : 12 Fitting Type : Post Dimensions (mm) : diameter 12 One of a Kind : No Metal : sterling silver Hallmarked : Yes Wire Material : sterling silver Cleaning InstructionsThe earrings can be cleaned using a 'silver cloth' or 'silver dip'.