Tiger eye is associated with Pisces, Gemini, and Capricorn and Mercury.  Tiger Eye lets you see everything. Use it for insight and you can be a very lucky person. When used in jewelry the tiger eye may bring good luck and protection from the evil eye to the wearer. It is also known to bring clear thinking and insight and confidence and grounding with your insight and spirituality. Tiger Eye is used to focus the mind. It will cause the mind to have a feeling of oneness and feel more direct in all thoughts. It makes one aware of one's own needs related to the needs of others.