Chinese, likely 19th century Qing Dynasty (1644-1912). A square carved orange stone seal, likely Shoushan stone, encased in a gray to black fitted hardstone box, likely Duan stone, with bat and key motif carved to lid. Seal with inscribed calligraphy to front plane, box with inscribed calligraphy to underside. Overall exterior case approximately 1.5" x 2.75" x 2.75". Overall interior seal approximately 0.75" x 1.6" x 1.6".

Overall with scattered abrasions of varying degrees, most noticeable to underside of case. Scattered surface scratches throughout both seal and case. Seal with pitting to top surface.