Both yellow tiger eye stone and obsidian belong to the crystal category. The price depends on the gloss, size, image and other aspects of the item itself to determine the price. As for which one is better, it depends on you. Your own hobbies, and what you want to use them for. The role of obsidian is to change the aura, and it is generally better for men to wear it. If your birth month happens to be obsidian, it can also be worn as a lucky stone. If you are a lucky person, then you must wear an obsidian belt on your right hand. It can avoid opponents. If your aura is unfavorable, the role of the yellow tiger eye is to attract wealth. If you want to make a fortune, you can bring it. Also, if it is the lucky stone of your birth month, it is better to bring it. Each type of crystal has its own role. As for how to choose, you have to choose according to your personal needs. You can also check it on the website. Crystal stones are indispensable items both in Western zodiac lucky objects and in Chinese Feng Shui zodiac conflict resolution.