Here’s to 21! Our silver 21st birthday charm is a timeless way to celebrate a special 21st birthday, wedding anniversary or personal milestone moment. Beautifully crafted from recycled sterling silver, the raised 21 numeral stands out against a softly textured background and smooth polished frame. The universal clasp of this birthday charm makes it easy to clip onto a charm bracelet or necklace, for the perfect birthday jewellery gift. Use this keepsake birthday charm to mark your unforgettable 40th moments.