The Waltham Watch company brings back its legendary A-17 model in collaboration with Watch Angels. A watch that has marked an epoch and has served as the Cold War pilot watch. …

The first production batch of the CB01 is for delivery in the next days. Here we would like to share some video’s of the assembly we carry out at our manufacture in Mendrisio. All metal components are also manufactured in our workshop except for the crown and screws. Frist of…

The A-17 was the first true American Pilot watch, specified and commissioned by the USAF. It first “served” during the Korean War in the early 1950's. It has been worn by many pilots who made the history of modern aviation, and in some cases made the ultimate sacrifice in the…

The American pilot watch is back. The 21st century Waltham A-17 is rigorously inspired by the 1952 original, because it was perfect for its purpose as it was conceived. Subtle but significant design evolutions to the case, bezel, lugs and dial make the 40mm A-17 NG a modern pilot watch and not a re-issue of the…

Did Waltham have to compete with other watch manufacturers to earn the Type A-17 contract? On December 31, 1948 United States Air Force Colonel J.C. Harvell, Chief of the Equipment Laboratory Engineering Division, sent out a letter to the Waltham Watch Company asking for their comments on Specification №21277. This…

By Stan Czubernat When the Waltham Type A-17 Pilot’s Watch, Mil Spec MIL-W-6433, was approved by the United States Air Force in March of 1951 it quickly found it’s way to the wrists of American pilots in the Korean War theater. Today we would like to highlight a few of…

In the civilian world, the commonly used system for timekeeping is the 12 hour dial where the same notation of time appears twice a day. As a result, the two similar notations must be differentiated with another notation which is AM and PM. …

Our get-together at the factory has been, as usual, a fun and enriching occasion to engage with each other around our projects and watchmaking culture. On the program was the presentation our new monthly calendar watch (project name “date-o-graph”) which presents a specific mechanical solution to the problem of matching…

Professor Albert A. Bühlmann was the Swiss doctor and scientist who developed the famous Bühlmann decompression algorithm and the related decopression safety stop tables. These have changed and extended the scope and the safety of modern commercial and recreational diving. …