During World War I, Wittnauer provided watches to the US Army and Navy. After the war, the company continued to grow and expand its product line to include chronographs, alarm watches, and watches with complications like moon phases and perpetual calendars. In 1936, Wittnauer became the official timekeeper for the National Aeronautics Association and the National Association of Speed and Time Trials, cementing their reputation as a leader in precision timekeeping. Brand: Wittnauer Model: Professional Chronograph Reference: 8024-242T Movement: Valjoux 72 Case: 38mm Strap: Wittnauer signed Bambi bracelet Box/papers: No Location: Los Angeles Price: $8499 or best offer CA residents may be subject to sales tax Pictures: [https://imgur.com/a/2eXE9I0](https://imgur.com/a/2eXE9I0) Timestamp: [https://imgur.com/a/srBBwEP](https://imgur.com/a/srBBwEP) CONDITION & SERVICING \-The matte dial is in very good condition. \-The hands and lume plot markers are matching. \-The case is unpolished and overall a really nice example. \-Service history is unknown.