Shakudo tsuba by Akita Schoami School, with butterbur leafs. Decorated with gold flat inlay (hira zogan).
Unfortunately patina is a bit damaged on seppa dai.
Made in Edo Period.
Size: 70 mm x 67 mm x 5 mm
For comparison
https://www.aoijapan.net/tsuba-mumei-akita-syoami/: