It was used in ancient times by mariners to prevent storms. Emeralds are said to pale if the wearer is faced with deception. As it is the stone of the Goddess of Love, it helps lovers in their problems. The coral is extremely popular as it is a stone that is said to cure diseases, help the memory and act as a powerful protection against the evil. That is perhaps why it is often used in rosaries and made into chains for little children.
Pearls give strength to the heart and are often used in Ayurvedic medicine.
In India, pearls have always been a favorite ornament in royal courts. Blue has always been the color of enlightenment and in Buddhism, the wearing of sapphire was said to increase devotion. In the West, bishops and cardinals also wore sapphires in ancient times. In spite of being held in sacred esteem, sapphires can also bring bad luck if worn by a person who does not have it as a birthstone. The garnet is found in many colors though the best known is deep red, almost resembling a ruby.