beaded transformable bracelet from JOHN HARDY featuring sterling silver, hematite, kyanite, opal, bead detailing, lobster claw fastening, pyrite, signature Classic Chain and 4mm. Conscious: We've partnered with Good On You – an ethical agency that rates how sustainably brands perform. This item comes from a brand that performs well in relation to their impact on people, which ensures good working conditions in the supply chain..