Keep pearl away from chemicals and high temperature. Otherwise immediate cleaning is necessary.
Take it off while bathing to avoid corrosion, Chain loosing or even breaking
Keep it separately and don’t mix it with other jewelry to avoid scratch. And put it in the soft silk bag or casket. Do not store in the sealed plastic bag.
Clean it with soft teeth-brush and neutral depurative; Then air it. Or you could clean it in the special jewelry store.