Junkers Watch Tante JU Chronograph Mens 6878-4. Junkers Watch Tante JU Chronograph Mens 6878 4. Since Junkers watches refer to the legendary corrugated sheet aircrafs, they also fill with enthusiasm. They bring a thrilling era of aircraft history alive and like their role model they represent robustness, persistence and significant design. Every glance at a Junkers watch shows the fascination of flying again.