Jewelry, Eyewear and Watch Design Hope of Sarv Ring by Tinakoohkan This ring has been designed and built by the inspiration of Persian Cypress which is a symbolic representation of resistance and resilience. The Ring opens and lets the user to swap the stones. Thus, user can have various colors. Black stone has been chosen as a symbol of resistance against the darkness. This ring is made out of silver and has been made by traditional silver making processes. Cypress has been known in the world as the national tree of Iran. There are many tales and stories about this particular tree which made us search thoroughly for valid citation.