This design is based on a distinct, square cabochon with rounded edges. The stone's surface is grainy and full of small, light inclusions that reflect light irregularly. A darker lateral zone is also visible in the structure, adding depth and contrast to the overall design.

Black sun stone is a trade name used for decorative materials, most often associated with chalcedony or agate containing tiny mineral inclusions. These inclusions are responsible for the "dust" or micro-shine effect that distinguishes this stone from classic, uniform cabochons.

The setting is made of silver and features distinctive, fine decoration around the stone in the form of a regular edge. This gives the ring a more expressive, slightly ethnic look while maintaining a simple form. The band is adjustable, allowing for a personalized fit.

This style is for those looking for a statement piece – a large stone, visible structure, and a natural visual effect without artificial embellishment. Its rugged appearance and irregularity are its main strengths, not weaknesses.