Method(s) and System(s) for verifying authenticity of a gemstone (108) are described. The method includes receiving identification information associated with a gemstone (108). The identification information is indicative of at least one of a model number, a part number, a date, a time, and a gemstone ID associated with the gemstone (108). Thereafter, the gemstone (108) is analyzed to obtain an image pattern corresponding to the gemstone (108), the image pattern is based on refraction and reflection of a radiation incident on the gemstone (108). Thereafter, the method includes identifying a unique image pattern corresponding to the image pattern in a database. A stored identification information corresponding to the unique image pattern is then identified. The stored identification information and the unique image pattern are stored in the database for verification of the gemstone (108).