David Yurman’s artistic signature, Cable began as a bracelet that he hand-twisted from 50 feet of wire. For over 40 years, he has evolved the twisted helix into a myriad of designs. sterling silver with 14-karat yellow gold cultured freshwater pearls, 2.3-3mm bracelet, 2.6mm Nitinol core to provide flex movement. 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. 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.