Nickle, Sterling Silver, Bronze, Brass, Acrylic. Stamped with logo and signed by Thomas Mann. Has been worn only a few times and has been carefully stored to minimize tarnish. About Thomas Mann: Jewelry designer since 1970 with a studio in New Orleans. Well-known for his unique and artistic “Techno Romantic” sculptural approach to jewelry design. www.thomasmann.com His work is in the collections of the Museum of Fine Arts, Houston; Museum of Fine Arts, Boston; the Smithsonian and many other fine arts institutions.