Pearls, elegant and not too expensive, give a touch of luxury and class to any jewel. In the market you will find a wide selection of jewelry containing pearls, such as necklaces, bracelets and earrings. Read the guide to know characteristics, types, and how to choose the pearl jewelry to wear on the basis of criteria of value, quality, price and accurate information for the consumer.
When a small foreign body is introduced inside of an oyster, the oyster creates around him a soft coating of calcium carbonate ( nacre ), and in this way is born a pearl. It does not happen very often that small foreign objects from coming in oysters, so the producers of pearls inserted themselves microscopic objects to create cultured pearls.
They come from lakes and rivers of China. They often have an asymmetrical shape, high gloss medium – dimensions of between 3.5 and 7 mm. Cultured freshwater pearls are mostly white, but some may have pink shades.
They have a color ranging from black to gray-green. Bigger ones, ranging in size from 11 to 13 mm, come from the volcanic atolls and coral reefs of Tahiti. Mostly they are round and have a remarkable gloss.
They are of seawater from China and Japan. They have a round and symmetrical shape, with few imperfections and a size of between 6 and 8.5 mm. Akoya cultured pearls are the most brilliant of freshwater pearls, they have an intermediate price and a clear color ranging from cream to white / pink.
Cultured South Sea
Pearls Great South Sea (sizes up to 13 mm), produced in Australia, Indonesia and the Philippines, have a color that can range from white to black. They may have a perfectly round or slightly asymmetrical, and a medium-high gloss. The price varies depending on the brightness.
Quality and Value
Here are the factors that determine the value and the quality of pearls:
Determines how a pearl shines. The higher the gloss, the greater the value of the pearl.
The thickness of the nacre, the outer layer of a pearl, is a measure of the quality of the pearl. Typically, larger pearls have a thicker layer of nacre and increased shine. A thin nacre can break and crack.
Natural pearls have a wide variety of abrasions. Small imperfections do not diminish the value of a pearl. However, the most obvious imperfections can reduce it. Drill holes in the pearls and put them in a necklace can help divert attention from the imperfections and to point out less.
It is not such a big factor in determining the value of a pearl, it is possible to find gray pearls, blue, gold, pink, white, black and all varieties of cream. Pearls can also be dyed, but a reputable seller should notify customers if the beads have undergone such treatments. Some beads have colors or secondary hues. For example, a white pearl may show a gradient blue or pink if observed carefully.
This parameter can vary greatly. The perfectly round pearls tend to be worth more. Pearl teardrop-shaped and pear-shaped may be particularly suitable for earrings. Many jewelers use irregular shaped pearls in different types of jewelry.
As for diamonds, larger pearls are also those that are worth more. For round pearls indicates the diameter in millimeters, for irregular ones you indicate length and width.