The difference between rose red dance skirt and red coral is that they are in different categories. The red skirt rose is true red, with deep red outer petals. Its petals have even wavy edges, so the flowers look like a dance skirt. Its flower diameter can reach about 8 cm, and its flower shape is very positive and very attractive. : Red coral is an organic gemstone with pleasant color and shiny texture. It grows in the deep sea 100 to 2000 meters away from humans. Along with pearls and amber, it is listed as one of the three major organic gemstones. It is also listed as one of the Seven Treasures in Eastern Buddhist scriptures. It has been regarded as a symbol of wealth and auspiciousness since ancient times. Natural red coral is formed by the accumulation of coral polyps. It grows very slowly and is non-renewable.