1. Know the basic information about pearls. Shopping online and deciding on the type of pearl or pearl jewelry to invest in, you would need to acquaint yourself with some pearl basics in order to pick the best pearls.

Pearl is an ancient organic gemstone , mainly produced in the pearl and pearl molluscan shellfish body ; while containing calcium carbonate minerals due to endocrine effects generated beads , by a large number of tiny crystals of aragonite collection made xe2x80x8bxe2x80x8b. According to the study of geology and archeology proves that the Earth already had pearls two hundred million years ago , The international community think pearl is lucky stone of June birthday , the memorial stone of thirteen Anniversary and thirtieth anniversary. Pearl has a magnificent color and elegance, a symbol of health, purity, wealth and happiness, loved by people since ancient times.

 

 

2. Know the two types of pearls. Pearls are divided into two main categories. Freshwater pearls (cultivated) and saltwater pearls (natural or wild). Although these pearls may sometimes look quite similar, they come from different sources.

1) Freshwater pearls: Freshwater Pearls are sweet, smaller, and often more irregularly shaped type  that can be grow in a number of different species of freshwater mussels. A freshwater pearl is produced when twenty or more tiny tissue grafts are implanted into the thick mantle of living mussel.

 

 

2) Saltwater pearls: Seawater cultured pearls produced in the shallow waters of the tropical or subtropical, are used nuclear rearing method. Because seawater pearls have nuclear and larger, so it generally making jewelry.

 

 

3. Learn about the color of pearls. Colors has white, pink, yellow, light green, light blue, brown, purple, black and so on. Mainly white color and white streaks.

 

 

4. Know the shapes of Pearls. Pearls come in eight basic shapes: round, semi-round, button, drop, pear, oval, baroque, and ringed. Perfectly round pearls are the rarest and most valuable shape.

 

 

5. Learn about the grading systems of pearls. There are two major grading systems considered standard. The AAA-A system and the A-D system (also called the Tahitian system). Some dealers may also use intermediate grades for the pearls - such as A+ and AA+.

 

 

6. Know the size of Pearl. A pearl's size is measured according to its diameter in millimeters.