I say this in a literal terms, not as in "the diamond as big." This is because any jewelry such as earrings or necklaces that are too large become gaudy and unattractive. It is better to stick to pieces that suits you and look right. Buying real games, not simulated by-offs. real gems, like diamonds, giving off a beautiful brilliance that can be seen from miles away. rhinestones dull and glazed and not even worth wearing.Never wear any jewelry, especially gold coins, in a swimming pool. The chlorine and other chemicals used to keep pools clean cause rapid deterioration in the composition of your jewelry. Make sure that you get rid of all the pieces, including earrings or other piercings that you may not get rid of for any other occasion. Never use solutions or chemicals on emeralds. Chemicals, especially ammonia, degrades emeralds to the point that they knew him.Also, the presence of veins or splotches, ranging from white to black, turquoise is a good sign of a real and not a fake one. Most important, buy from a reputable dealer and ask for written verification of the value. Unfortunately, with all the improvements made to imitation turquoise stones, it is sometimes hard to tell the real thing from the fake. Make sure you store your pearl jewelry in a bag breathing, away from other jewelry that might scratch your pearl jewelry.Pearls can easily become defective, so it's important that you keep away from jewelry that could scratch their surface. Never keep your zip-lock bag in pearls. When buying jewelry, have a friend or family member to go with you. They can assist you as you choose a piece of jewelry, and can also remind you of the important details you may have forgotten, or favorite gemstone ring size as the person you're buying for.