Vintage 25.5mm Benrus Diamond Mystery Mechanical Men's Wristwatch Movement DN21 It is missing the winding

It is missing the winding stem

Model: Enamel Cushion

Caliber: 128

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Vintage 25.5mm Benrus Diamond Mystery Mechanical Men's Wristwatch Movement DN21 It is missing the windingProduct Description Item: Wristwatch Movement Brand: Benrus Model: Diamond Mystery Movement: Mechanical Country: Swiss Gender: Men's Caliber: DN21 Size: 25. 5mm Product Measurements Diameter: 25. 5mm Product Condition Overall Condition: Fair, overall condition for its age. Functions: Running, but may be in need of service. This means, it can run unreliably, start or stop and timekeeping is not guaranteed. Dial: The dial has scratches and discoloration.