Red coral is related to the planet Mars, which is considered as the planet of ambition, courage, vitality and motivation. It is one of the most favorite gemstones of the people when it comes to embellished jewelry. Red Coral is not extracted from the mines, but an organic gemstone. This beautiful gemstone is considered lucky for the people who took birth under number 9 as Mars is the ruler of this number. Moreover, this gemstone is recommended to be given on the 35th wedding anniversary of a person.