Seiko 7b24-0br0 Radio Wave Control Solar Men's Watch Japan Rare For Parts AS IS. It appears to be missing the crown.
It's not currently working or I don't know how it works. Please look at the pictures.
This item is in the category "Jewelry & Watches\Watches, Parts & Accessories\Watches\Wristwatches". The seller is "spaceman_steve" and is located in this country: US. This item can be shipped to United States, Greenland, Bermuda, Saint Pierre and Miquelon, Canada, Mexico.