18kt yellow gold M/G TASAKI Shell Freshwater pearl earrings from TASAKI featuring 18kt yellow gold, freshwater pearls, chain-link detailing and for pierced ears. These earrings come as a pair.. 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..