Obsidian/black onyx, both look the same, you can choose according to your needs.
Grade 7A obsidian (rainbow eyes visible under strong light):
The Tibetan language of the Eight Auspicious Treasures, "Tashi Dajie", is a combination of auspicious signs common to Tibetans but endowed with profound connotations, symbolizing auspiciousness, happiness, and consummation.
good hope, bright future
Black agate symbolizes perseverance, and ancient people often used "pearl agate" to describe wealth. Many foreign legends mention that black agate can bring happiness and confidence to those who wear it. Scholars regard black agate as the third eye in Gemstone, symbolizing friendly love and hope.
Grade 7A obsidian (rainbow eyes visible under strong light):
The Tibetan language of the Eight Auspicious Treasures, "Tashi Dajie", is a combination of auspicious signs common to Tibetans but endowed with profound connotations, symbolizing auspiciousness, happiness, and consummation.
good hope, bright future
Black agate symbolizes perseverance, and ancient people often used "pearl agate" to describe wealth. Many foreign legends mention that black agate can bring happiness and confidence to those who wear it. Scholars regard black agate as the third eye in Gemstone, symbolizing friendly love and hope.