Product Type: Pearl weight: carats clarity: Opaque Color: White origin: India content: 1 shape: Round Size: mm treatment: untreated See the birthstone tables for additional references to this stone. Freshwater pearls are given on the 1st wedding anniversary. Pearls are also given on the 3rd, 12th, and 30th anniversaries. An organic gem, pearls are formed inside mollusks such as oysters and mussels. They are formed when an irritant such as a tiny stone or bit of sand gets inside the mollusk's shell. A lustrous substance, called nacre, is secreted around the object to protect the soft internal surface of the mollusk. As layer upon layer of nacre coats the irritant, a pearl is formed. The light that is reflected from these overlapping layers produces a characteristic iridescent luster. This process of building a solid pearl can take up to seven or eight years. The most valuable pearls are perfectly symmetrical, relatively large, and naturally produced. They have a shimmering iridescence which is called orient luster. The principal oyster beds lay in the Persian Gulf, along the coasts of India and Sri Lanka, and in the Red Sea. Chinese pearls come mainly from freshwater rivers and ponds, whereas Japanese Pearls are found near the coast in saltwater. There are many types of pearls Rudradivine Pearl Asthdhatu ring is made up of 8 Dhatus or metals. End result will be an alloy of yellow color which looks like gold. Pearlstone is recommended for those who get angry easily and lose their temper. It removes the ill effects of the moon and strengthens the mind. It helps in reducing discomforts during sleep. Pearl can be worn in combination with other stones. It is believed that the person who wears pearls gets a lot of fame, respect, wealth, and kingly comforts. It helps in neutralizing the negative planetary influences on human beings. It helps in increasing memory and brainpower. It is also said that pearl brings good fortune. It helps in developing harmony between husband and wife.