Blue sapphire is a precious stone and the birthstone for those born in September and represents the powerful Shani or Saturn. The Blue Saphire has the powers of Lord Shani, and therefore people with Shani rashis such as - Capricorn (Makar) and Aquarius (Kumbh) should wear it. When your Saturn is weak in your horoscope, then also you can gain tremendous benefits from the Blue Sapphire. But this must be done after consulting an astrologer or expert.
It is believed that wearing the elegant Blue Sapphire will bring mental peace, joy and spiritual enlightenment. It also protects against danger, thieves, and accidents. It keeps the knees, legs and hair of its wearer healthy and maintains the overall wellbeing of the person. People in import and export, transportation, minerals, petroleum or related field of work must wear a Blue Sapphire or Neelam gemstone as it can bring excellent growth and profits.
You can also get relief from problems faced in Sade Sathi, where the transit of Shani lasts for 7 and a half years. It should be worn on a Saturday morning during Shuklapaksha. Embed the blue sapphire in silver in such a way that it must touch your skin.