Two items, to include a uniform cultured pearl

The pearl and lapiz necklace is in good condition overall, The pearls have become loose on the string and are unknotted. Some of the pearls are pitted and blistered and are not perfectly uniform. The fresh water example in in pleasing condition, the pearls are un-uniformed as made. There surface of some of the pearls are pitted and blistered but are a pleasing colour.