The reason why red coral bracelets are valuable is that red coral is a very precious and scarce gem material with high collection and investment value. The value of red coral bracelets depends on the grade, color and degree of defects. The better the quality, the more collectible it is. The price of red coral is the same, ranging from 200 yuan to 300 yuan. The darker the color, the better the quality and the more expensive the red coral is. Therefore, red coral bracelets have high collection and investment value.