New, Unused Unisex Free size, adjustable Stone: Natural Black Agate July birthstone. Heals emotional wounds and improves the flow of luck. Unlocks potential. Color: Black Material: Other metal - Size: 13*18mm Anonymous delivery. Completely simple, with no unnecessary decoration. That's very modern. It's a design that works because of the presence of the natural stone. It's a genderless design that can be used by anyone. Thank you for viewing.