2. The colors of pearls are white, yellowish white, light pink, purple, light blue, orange and so on. , different shades of color. Generally speaking, it is better to buy pearlescent, magnificent, soft and single color. In Europe, cream and light pink pearls are the most valuable, but from a practical point of view, white pearls are the best, suitable for all skin colors and clothing colors.
3. Gloss: The luster of pearls is an important factor in evaluating their value. People often say "pearl" or "jewelry" refers to the luster of pearls. If the pearl is placed in a shadow or dark place, it will glow, glow and shine, which is the top grade; Pearls with rainbow colors and dazzling light have the highest value.
4. Size: The diameter of a pearl is usually1-10 mm. The bigger the pearl, the more round it is, and the more beautiful it is, the more valuable it is.