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1). How to buy a Pearl A number of factors affect the appraisal of pearl quality. We recommend that customers learn the basics of selecting fine pearls to make pearl buying an enjoyable experience and to ensure a sound investment. Pearls Size Pearl size is mostly determined by two factors: the size of the implanted nucleus and the thickness of the nacr... 2). How to choose a diamond? Set a Budget When buying a diamond it is very easy to get carried away. Before you begin shopping determine a budget. Only you can decide what amount is comfortable for you. But remember - Diamonds are expensive Know the 4C's Over the years, diamond professionals have developed standards for comparing and ev... 3). Learn More about Diamonds A Diamond is a mineral made of carbon that is crystallized. In fact a diamond is more than 99.95% pure carbon. The remaining 0.05 percent of the elements often influences the crystal's color and shape. The diamond is also by far the hardest natural substance known to man. Diamonds form between 75 and 120 miles below the earth's surface. Only at the...