- The Aero-Compax was the first new chronograph produced by Universal Geneve at their new factory in 1940.
- It featured a subsidiary dial at 12 o'clock that could be set for "memorizing" the start time of an event. The hands are set through a crown at 9 o'clock, and are not connected in any way to the watch's time-keeping mechanism - and will not move once set.
- The present example features an attractive tropical dial that has aged to a vibrant orange.
- Universal Geneve Compax in NOS condition with original strap and sales tag
- The present watch was retailed in South American and is signed on the dial by the retailer - Henrique Pfeffer, Caracas
The present watch is a fine example of a chronograph wristwatch with just the “Jaeger” designation, and was produced for the French market.
The present watch features an unusual sandwich dial, where the indices and 12 and 6 numerals are cut out of the matte-finish to reveal a polished surface underneath.
- Present watch is an excellent example of a 1940's calatrava-style Longines wristwatch, with a beautifully preserved two-tone dial and sharp case.
- Features a caliber 12.68z chronometer movement, which was used in a variety of case sizes.
- Accompanied by an Extract from the Archives
- Condition: Extra Mint
- The Mark X designation was given to military watches that the British Ministry of Defense ordered from twelve companies, including IWC.
- IWC produced the Mark X watches from 1944 to 1948, making them one of the rarest of the Mark X watches