One-touch type Gyokusando wooden abacus with case, no name written

Wooden abacus with dedicated case

- Brand: Gyokusando
- Manufacturer: Gyokusando Co., Ltd.

The case has creases and cracks on the inside.
There is slight discoloration on the inside of the case where the beads touch. Otherwise, there are no noticeable stains or scratches.

- This is a 17-digit Kaba-dama abacus manufactured by Gyokusando Kogyo, a pioneer of button-type one-touch abacuses.
- Size: Width 250 x Height 65 x Depth 15mm
◇ Specifications: Button-type one-touch abacus, 4 rods included

Thank you for looking.