Natural Black Agate Round Shape Beads Mala for Both Chant (Japa) & Wear dual Purpose Knotted Beads Mala, Length : 13 Inches from one Side (26 Inches Around the Neck) The Black Aagte gemstone is one of the many gemstones believed to have amazing healing and spiritual properties and specially a protection stone. All Zodiac Signs, All Gender Peoples & All Age Persons can wear it without any astrology advise on any saturday evening after washing it from any holy river water or raw milk and chant or listen Shani Mantra for 8 Minutes before wearing. Black Hakik Stone is very popular in Muslims also, they can also wear it easily. Certification of the Authenticity is with the product.