You can follow the guideline summarized below to take care of your gemstone cut jewelry.
Ultrasonic jewelry cleaner is one of the most used cleaning machines among the jewelry owners nowadays. Although there are many advantages of using such powerful machine, gemstone cut jewelry is not suitable to be put in the basket for ultrasonic wave cleaning. Ultrasonic sound wave is too strong for a gemstone to hold up.
Home used toothbrush tips some vinegar or some gemstone solution can usually deliver some great result. You can also consult the local jewelers to get special instruction on how to clean specific type of gemstone jewelry.
Pearl jewelry is also very fragile, so if you don't clean them up properly, they will lose their sparkling and shininess very quickly. Using some wet clothes wipe off the surface of pearls, plus some specific cleaning solution, which can be enough to give some significant result. If your pearl jewelry is made with the natural, they must be very expensive. Cleaning them up must take your extra caution.
Apart from cleaning gemstone jewelry, you should be also careful during your daily wearing and be dressing up. If you do manual work, you are suggested to take them off first, as physical contact could damage the surface of a gemstone. For another, a gemstone is natural stone and cut from the wild natural world. Some artificial perfume might contain the chemical elements which will damage your valuable gemstone. So you had better take them off before applying any perfume or hairspray.
If your gemstone is damaged, you should take it for professional, rather than be repairing it yourself. The gemstone jewelry should be inspected regularly so as to avoid any further damaging. A nice solid jewelry box is also necessary to store your gemstone jewelry in safe to prevent from damaging or stolen.