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https://www.etsy.com/market/15_jewel_movement
Vintage early 1990's Soviet serviced Pobeda 15 jewel ZIM 2602 movement men's classic white dial wristwatch.
https://mb.nawcc.org/wiki/Encyclopedia-Subjects/American-Pocket-Watches/Auroras-15-Ruby-Jewel-Movements
May 06, 2014 · 10-OF: same as 10-Htg except it is an Open-face model (winds at 12 o'clock) and has a jeweled 5th pinion making it a 17 jewel watch (although it is marked "15 Ruby Jewels"). Lever set, although there exists the possibility of a pendant set version (none yet seen or reported).
https://www.etsy.com/market/swiss_15_jewel_watch_movement
Zenith signed Cal.106 quality 15 Jewel movement AboutTimeNI 5 out of 5 stars (126) $ 724.97 FREE shipping Add to Favorites FA1366 Vintage Swiss Marc Favre Watch Co. .935 Silver Wrist Watch, 15 Jewels, 28mm Movement, Working. RecalledTreasures 5 ...
https://www.vintagewatchstraps.com/blogjewels.php
Feb 16, 2016 · The extra charge for an 0 size movement with 15 jewels and 17 jewels in chatons at 1 and 8 Swiss Francs repectively are shown as 10 pence (10d) and six shillings and six pence (6/6) which agrees with the exchange rate, there were 240 pence to the pound so 1 Franc would be 240/25 = 9.6 pence, or 10 pence in round money, and 8 Francs would be 8 * 240/25 = 76.8 pence, or 6 shillings (72 …
https://quillandpad.com/2018/06/29/the-number-of-jewels-in-a-watch-movement-indicates-value-doesnt-it-a-myth-debunked/
Jun 29, 2018 · Other areas in which movements utilize jewels is the calendar work. In examples such as Rolex’s calibers, the jewel is used to reduce the friction when a lever actuates against a steel cam to ensure the watch changes exactly at midnight. The jewel is mounted on the lever, thus reducing friction with the result being a smooth, precise date change.Estimated Reading Time: 7 mins
https://www.vintagewatchstraps.com/movements.php
The lowest grade 13.34 movements imported by Baume had 15 jewels. The 13.34 ZZ movement shown here has this jewel count. The 13.34, which dates to 1913, has an extra three jewels, taking the jewel count to 18. The three extra jewels are a jewel bearing for the centre wheel top pivot, and two cap jewels for the escape wheel; the polished steel ...
https://millenarywatches.com/jewels-in-movements/
Nov 26, 2019 · The jewel in movements is actually bearings. The jewel bearing is a plain bearing in which a metal spindle turns in a jewel-lined pivot hole. Normally, the hole in the jewel bearing is shaped like a torus and is slightly larger than the shaft diameter. The big news is perhaps that jewels are mostly synthetic sapphire.
https://en.wikipedia.org/wiki/List_of_ETA_Movements
34 rows · Discontinued mechanical movements. 1120 (manual wind, sub-second, 15/17 jewels, …
https://www.gearpatrol.com/watches/a487095/common-automatic-watch-movements/
Jun 24, 2020 · Similar in feature set to the 2824-2 and the SW200, the 9015 is an automatic movement made by Miyota, which is part of the Citizen Group. First produced in 2009 and developing upon the 8215 caliber, the 9015 differs from the 2824-2 in the number of jewels, the length of the power reserve, height and the absence of multiple grades.
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