Five indicators to identify pearl quality

pearl jewelry

There are 4C standards for diamonds, and the quality of pearls can also be evaluated according to the size, luster, surface defects, shape, color, etc. of pearls. Master these five points, and you can become a master of pearl recognition.

The size of the pearl is one of the most important factors affecting the price. The larger the size of the pearl, the more difficult the breeding process, and the higher the value. The average diameter of cultured pearls is mostly concentrated in 2-10mm. Generally, for pearls exceeding 8mm, the price will double for every 0.25mm. The so-called “seven points of pearls and eight points of treasures” means that eight points of pearls are already precious pearls. Generally speaking, the value of seawater pearls is generally greater than that of freshwater pearls. Large pearls are graceful and luxurious, medium pearls are crystal clear and delicate, and small pearls are light and moving. When choosing pearls, in addition to size, you should also consider other factors to choose your favorite.


Pearls attract the world with their soft and elegant pearl luster. What is the difference between dull pearls and stones? Luster has a significant impact on the beauty and price of pearls. High-quality pearls give people a dazzling jewel, but not dazzling, but a feeling of affinity and calm, the light reflected by it is by no means rigid, but rich and changeable, changing different angles, and also You can see the subtle changes in the halo. The luster of pearls is related to the thickness of the bead layer. Generally speaking, if the thickness of the bead layer is sufficient, the luster of the pearl is more saturated. The thickness of the nacre of sea water droplets is higher than that of shallow water droplets, and the luster is naturally stronger than that of shallow water droplets. For a smooth pearl, if you can see the pupil of your eye in the image it reflects, it means that the pearl has a good luster.


Due to various influences such as the environment and the health of the mother-of-pearl, most pearls have different degrees of blemishes on the surface. As long as these flaws are not very obvious or hidden in more hidden places such as inlays, they have little impact on the appearance and price. The less bubbles on the pearl surface, the smoother the texture (similar to water ripples), and the fewer flaws, the better the quality of the pearl.


Pearls are not only affected by external natural conditions during the growth process, but also by the type and size of mother-of-pearl, so the shapes of pearls are varied and varied, and the value of pearls of different shapes is also very different. Pearls generally have round, oval, drop-shaped, special-shaped and other shapes. Round pearls represent the pinnacle of shape and quality. The rounder the better. However, oval and teardrop-shaped pearls are also very difficult to obtain. Although the special-shaped pearls are not of high value, the special-shaped handicrafts carefully designed and produced by the craftsmen also have high ornamental value, and the same one will never be found. of.


The color of pearls is composed of body color and a faintly visible light accompanying color that permeates the entire body color, including white, pink, yellow, gold, red, purple, blue, cyan, gray, black, etc. multiple colour. Generally speaking, those with micro-powder in white are the best, commonly known as “drunk beauty”; blue-black with metallic luster is particularly good, extremely white pearls and golden South Sea pearls are also treasures. It should be noted that natural black pearls are not pure black, but dark blue-black with a slight iridescent sparkle, or black with bronze color. If they are obvious black or gray pearls, they may be dyed beads. Pay extra attention. When considering the color of pearls when purchasing, in addition to the principle of rareness being the most expensive, the selection of pearls of other colors is mainly influenced by the traditional culture of different regions. You can choose the color you like. Soft white pearls with vitality, golden yellow pearls with royal rich colors, pink pearls with romantic colors, etc. There is always one that you like.