sterling silver polished finish onyx stone 12mm stud design pavé-set diamonds totalling 0.33 carats cable-link chain post-back fastening for pierced ears earrings: 14.2 x 13mm These earrings come as a pair. Normal everyday use and external agents may reduce the lustre of gemstones and gold surfaces. To maintain, use specific, non-abrasive products specially meant for cleaning jewellery. To ensure the shine and polish of your David Yurman piece, wash with a little non-bleach, soapy water and wipe clean with a soft cloth.