18kt yellow gold pavé-set diamonds totalling 0.21 carats butterfly fastening stud design for pierced ears earrings: 8.4 x 9mm 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.