Used SEIKO calculator C153-5011 vintage watch with calculator

This is a used item. SEIKO calculator C153-5011 vintage watch with calculator A vintage digital watch with a calculator function. seiko calculator C153-5011

This is a Seiko digital watch from about 50 years ago. Main unit only, no accessories. Battery replaced on June 24, 2026.

Vintage Seiko from the 1970s, made in Japan. Time setting and calculator functions have been confirmed to work. Other functions have not been tested.

○Condition There are some scratches and scratches here and there, but there are no problems with use. I was able to set the date and time. I haven't checked all the buttons, but I was able to calculate it.

Although we have performed a simple operation check, we have not confirmed all operations, so we cannot guarantee operation.

Would you like it as part of your vintage collection?

- Brand:

SEIKO - Model Number:

C153-5011 - Material:

Stainless Steel - Function:

Calculator function - Display method:

Digital