The FHF ST-96 movement was first introduced in the 1950s by the Fabrique d'Horlogerie de Fontainemelon (FHF) company. This movement quickly gained popularity among watchmakers due to its reliability and accuracy. The ST-96 movement is a manual-winding movement that is known for its robustness and longevity.

The FHF ST-96 movement is a small movement, measuring just 10.5 lignes (23.30 mm) in diameter. Despite its small size, it is a well-designed movement that is highly efficient in its timekeeping. The movement has a power reserve of approximately 42 hours and operates at a frequency of 18,000 vibrations per hour (2.5 Hz).

The FHF ST-96 movement is made up of 17 jewels, which are used to reduce friction between the different components of the movement. The jewels are strategically placed throughout the movement to ensure that it operates smoothly and accurately. The movement also features a balance wheel, which oscillates back and forth at a steady pace to regulate the timekeeping.

One of the most notable features of the FHF ST-96 movement is its simplicity. The movement is made up of just a few components, which makes it easy to service and repair. This simplicity also makes the movement highly reliable, as there are fewer parts that can malfunction or break.

The FHF ST-96 movement is also highly versatile. It can be used in a wide range of watch designs, from simple dress watches to more complex timepieces. This versatility has made the ST-96 movement a popular choice among watchmakers, who appreciate its adaptability to different styles and designs.

In conclusion, the Swiss FHF ST-96 movement is a highly respected and reliable mechanical movement that has been used in many watches over the years. Its simplicity, efficiency, and versatility make it a popular choice among watch enthusiasts and watchmakers alike. If you are looking for a mechanical watch that is built to last, you can't go wrong with a watch that features the FHF ST-96 movement.