The Wittnauer Part #32 Model No. 10 S Winding Stem is a high-quality replacement accessory specifically designed for Wittnauer watches. Made in Switzerland, this winding stem is compatible with Wittnauer watches of the 10 S model. As a genuine Wittnauer product, it is designed to ensure precise fit and reliable performance, making it an essential part for watchmakers and collectors looking to maintain the functionality of their timepieces.