Pocket Watch Antique Non-working Lid Detached Brand Unknown

Product Name: Vintage Pocket Watch
Brand: Unknown (Please judge from the images)
Condition: Junk item (not working)
[Condition Details]
Operation: This item is not working. Operation has not been confirmed, and it cannot be used normally.
Exterior: The back cover has come off. There is also significant rust, dirt, scratches, and discoloration due to age throughout.
Crystal: Dirt and small scratches are visible.
[Notes]
Please use this item as a base for repairs, for parts, or as a decorative antique item for display or photography props.
Please understand that this is a junk item sold as-is, and we accept no claims or returns (no refunds).
[Shipping]
The main unit (and detached cover) will be wrapped in cushioning material and shipped via Mercari delivery.