18kt yellow gold signature Cable motif design mother-of-pearl pavé-set diamonds totalling 0.11 carats ring: 11mm 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. Pearls should be the last thing that you put on in the morning and the first thing you take off at night. Avoid contact with perfumes or creams, and simply wipe with a soft cloth to clean.