Rolex Caliber 3135
The caliber 3135 is an automatic movement found in several Rolex models. The 3135 first hit the market in 1988. It is a Certified Chronometer and features a 50 hour power reserve with 31 jewels.
PAnerai Caliber P.9000 in-house movement
Panerai in-house automatic caliber P.9000. This movement has 28 jewels, carries a 3 day power reserve thanks to the two barrels, beats at 28,800, and has 197 components. Featuring a Glucydur balance and Incabloc anti-shock.
Ingersoll caliber IN 422A automatic movement
Ingersoll automatic caliber IN 422A. This movement was found in an Ingersoll Gatsby model IN1214SL. Chinese-made with 20 jewels featuring a big date display, day, month, and 24 hour subdial.
Tag Heuer Caliber 1887
Tag Heuer's pseudo in-house caliber 1887 automatic movement found in a Carrera model CAR2012-0. 39 Jewels, Swiss made. Based off a Seiko TC78 movement or 6S37.
Hamilton caliber H-31
Found in the Hamilton Pan Europ limited edition watch, this caliber H31 is a variation of the ETA/Valjoux 7750. This Swiss made automatic movement has 27 jewels and an upgraded power reserve of 60 hours.
Seiko Caliber 8r28
Seiko caliber 8R28 found in an Ananta model SRQ011. This automatic chronograph movement has 34 jewels, power reserve of 45+ hours, consists of 292 parts, and beats at 28,800 vph. It has a column wheel and vertical clutch. Made in Japan.
Tag Heuer Calibre 36
Tag Heuer calibre 36 (Monaco 24) automatic chronograph movement with 31 jewels. 36,000 vph with a 50 hr power reserve. Also a certified chronometer (COSC).
Felsa Caliber 693
This triple-date Felsa caliber 693 chronometer movement was found in an 18k moonphase calendar chronometer by Record Watch Co. The movement is signed by Favre-Leuba Chronometer Co.
Venus Caliber 178