Ruby Gemstone or Manik Represents Sun. Buy Ruby Gemstone online for Astrology. Ruby Gemstone bring effective fortune to its wearer. Ruby is related with royalty & the power or life and death. Success in sustaining a wholesome physique, vitality, immune technique along with the willpower to accomplish greatness in society is under the purview of the sun. The Sun governs the fields of philosophy, government service, churches and temples, the medical profession, gold trade and public fame. A favorably placed Sun increases ambition, good results and leadership qualities and makes the person particularly powerful specially in the fields of power, politics, medical, acting, artists, etc.