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Pearls have been a symbol of beauty and elegance. The quality of a pearl is determined by many factors. The evaluation of these factors, as well as other characteristics such as the amount of orient and the evenness of the surface, are part of the Grading Pearls process. The quality of a pearl is determined by its luster. The highest quality pearls have bright and mirror-like luster. The shape of a pearl is an important factor in determining its quality Perfectly round pearls are the most valuable, but other shapes such as baroque, semi-baroque, and drop-shaped pearls are also valuable. The size of the pearl is taken into account when grading them. The more valuable the pearl is. The color of a pearl is also important. The most valuable pearls are usually white, but pink, yellow, and black are also pearls. The surface of a pearl should be clean. The value of a pearl depends on the thickness of the nacre. The thicker the nacre, the more lustrous the pearl. All these factors are taken into account when determining the quality of a pearl.
