First, Do not use bleach. Chlorine bleach in water will make pit marks alloy and decomposition, erosion and even welding Department. As a result of swim pool water’s containing chlorine, you should not wear jewelry when swimming.
Second, do not use detergents, cleaners and toothpaste that contain abrasive.
Third, do not boil it on the cleaning agent or in boiling sulfuric acid.
Fourth, ultrasonic jewelry cleaners can remove the danger of being washed away. It can be used for diamond jewelry, but it would be inappropriate in certain colored gemstones.
Fifth, do not use boiling water to clean. Physical properties of diamond is stable. It can use boiling water to clean. But some gems (for example, emerald, amethyst) are very fragile and vulnerable to the impact of drastic changes in temperature, boiling water should be avoided if possible.
