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2. Pocket watch - Wikipedia

   en.wikipedia.org/wiki/Pocket_watch

   The first stem-wind and stem-set pocket watches were sold during the Great Exhibition in London in 1851 and the first owners of these new kinds of watches were Queen Victoria and Prince Albert. Stem-wind, stem-set movements are the most common type of watch-movement found in both vintage and modern pocket watches.

3. Fusee (horology) - Wikipedia

   en.wikipedia.org/wiki/Fusee_(horology)

   It is usually a planetary gear mechanism (epicyclic gearing) in the base of the fusee "cone" which then provides turning power in the opposite direction to the 'winding up' direction therefore keeping the watch or clock running during winding. Most fusee clocks and watches include a 'winding stop' mechanism to prevent the mainspring and fusee ...

4. Movado Ermeto watch - Wikipedia

   en.wikipedia.org/wiki/Movado_Ermeto_watch

   "Normal" size with automatic winding system called "Non-Stop" by Movado. Watch Museum of Le Locle (Switzerland). A Movado Ermeto watch was a pocket/purse watch manufactured between 1926 and 1985 by Movado in La Chaux-de-Fonds (Switzerland). [1] The model, a joint creation between case maker Huguenin Frères and watch maker Movado, was ...

5. Elgin National Watch Company - Wikipedia

   en.wikipedia.org/wiki/Elgin_National_Watch_Company

   The company built the Elgin National Watch Company Observatory in 1910 to maintain scientifically precise times in their watches. The company produced many of the self-winding wristwatch movements made in the United States, beginning with the 607 and 618 calibers (which were bumper wind) and the calibers 760 and 761 (30 and 27 jewels respectively).

6. Jean-Antoine Lépine - Wikipedia

   en.wikipedia.org/wiki/Jean-Antoine_Lépine

   It is important to note that the term "Lépine" can refer to both the calibre itself or a type of pocket watch with a flat, open-faced case in which the second wheel is placed in the axis of the winder shaft and the crown positioned at XII, [7] in opposition to the savonete (or hunter-case) watch where the second wheel and winder shaft are ...

7. Wheel train - Wikipedia

   en.wikipedia.org/wiki/Wheel_train

   The core of the keyless mechanism is a gear on the watch's winding stem, the clutch (or castle wheel in Britain), with two sets of axial gear teeth on it, which slides in and out. When the stem is pushed in, a lever slides the clutch out, and the outer set of teeth engages a small wheel train which turns the mainspring arbor, winding the ...