Details: GUARDIAN ANGEL HARIEL STONE According to ancient beliefs, every human being is assigned to one or more Guardian Angels at birth. These angels will help guide you through life if you believe in them. This is a semi-precious red agate stone that signifies love and social harmony. On one side of the stone there is an engraved picture of Guardian Angel Hariel and Hariel is engraved on the other side. Birth dates for this angel are: Jan 20, Apr 3, June 15, Aug 27, Nov 8..