Birthstone for Makar Rashi is based on its ruler Shani. The
stone can protect this rashi born people from the negative effects of Shani and
helps in garnering the positive energy of Shani, one
of the navgrahas in Hindu astrology. The birthstone for Makara Rashi
is Blue Sapphire. The gemstone is known as Neelam and Indraneelam in Hindi
and other regional languages in India .