Certina

(Kurth Frères / Grana)

(Kurth Frères S.A. / Grana, Grenchen, Switzerland)

Movements

  caliber size esc. jewels shockprot. construction features condition
94
(Kurth Freres 94)
OK
📰 230 5 1/4''' A 17 Incabloc
A,HSKM,F OK
📰 251 7 3/4 x 11''' A 15 none
A,HSKM,F OK
260 balance broken
344
350 OK
370
414 OK
📰 12-10 5 1/4 x 7''' A 17 Incabloc
A,HSKM,F OK
13-20
📰 13-21 5 1/2''' A 17 Incabloc
A,HSKM,F OK
13-22
13-50 OK
15-20 incomplete
17-25 OK
📰 19-10 8 3/4''' A 15 Incabloc
A,HSK,MF s OK
📰 19-30 8 3/4''' A 17 Incabloc
A,HSKM,F s OK
23-30 OK

Details

By clicking onto the photos, you can access the detail pages of the movements
 
    17jewels.info - The Movement Archive: Certina 230

    Certina 230

    17jewels.info - The Movement Archive: Certina 251

    Certina 251

    17jewels.info - The Movement Archive: Certina 12-10

    Certina 12-10

    17jewels.info - The Movement Archive: Certina 13-21

    Certina 13-21

    17jewels.info - The Movement Archive: Certina 19-10

    Certina 19-10

    17jewels.info - The Movement Archive: Certina 19-30

    Certina 19-30

Glossary

construction

features

Colors

  • A: lever
  • C: cylinder wheel
  • F: mainspring barrel
  • G: large driving wheel
  • H: escape wheel
  • K: third wheel
  • M: center minute wheel
  • N: decentral minute wheel
  • S: seconds wheel
  • U: transmission wheel
  • X: transmission axle
  • Z: center second pinion
The features use the terms of the Flume-Werksucher:
  • 24HA: 24hr indication (pointer)
  • AG: year indication (aperture)
  • AUT: selfwinding
  • CHR: chronographe
  • CLD: calendar
  • DIG: digital time indication
  • EL: elecromechanically powered
  • ELQ: quartz controlled electomechanically powered
  • JA: weekday indication (pointer)
  • JG: weekday indication (aperture)
  • JN: day/night indication
  • MA: month indication (pointer)
  • MG: month indication (aperture)
  • Q: quartz controlled
  • QA: date indication (pointer)
  • QG: date indication (aperture)
  • RAT: split-seconds
  • RDR: date corrector
  • REV: alarm function
  • RMA: power reserve (hand)
  • SC: center seconds
  • SC DIGITAL: digital center seconds
  • SC?: center seconds (type unknown)
  • SCD: direct center seconds
  • SCI: indirect center seconds
  • s: decentral seconds
Basically, every movement listed here is present in the archive.
  • Background
    • green: movement runs
    • red: movement does not run
    • grey: state not yet registered
  • Font weight
    • bold: movement with article integrated into the archive
    • light: movement without article and/or not yet integrated into the archive