Junghans J83; Junghans 683.71; 29 Jwls

Caliber Junghans J83; Junghans 683.71

Chronometer; Automatic; Version with 29 Jewels

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Junghans J83; Junghans 683.71; Front

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Junghans J83; Junghans 683.71; movement

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Junghans J83; Junghans 683.71; movement

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Junghans J83; Junghans 683.71; back

  • Type: men´s wristwatch
  • Manufacturer on dial: Junghans
  • Trademarks/imprint: JUNGHANS CHRONOMETER AUTOMATIC; Back: 28 JEWELS; RP (in diamond: Richard Pfisterer, case manufacturer, Pforzheim, Germany); super-safe;  WATERPROOF DGM PAT.-US-PAT.; Number: 087841;
  • Number of jewels: 29
  • Escapement: lever escapement
  • Balance staff: Glucydur-Ringbalance, per leg one perpendicular adjustment screw; Junghans precision regulator with very wide adjustment range (Sektorverzahnung)
  • Shock protection: Junghans II
  • Particularity: Chronometer, Stop -Balance
  • Beats per hour: 19.800 A/h
  • Dimensions of movement: 12.5”’
  • Time of production: 1957 – 1964
  • Functions: Automatic
  • Display: hour, minute, sweep second
  • Dial: white, gilded indexes, tritium dots
  • Hands: Dauphine, gilded; with lume
  • Second hand: gilded thread
  • Caseform: round
  • Case diameter (mm): 35
  • Case material: brass, gilded
  • Back: Steel, screwed; two parts (super-safe); RP (in diamond: Richard Pfisterer, case manufacturer, Pforzheim, Germany)
  • Bracelet/Strap: no

Another example

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Junghans J83; Junghans 683.71; photo/collection: RB

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Junghans J83; Junghans 683.71; photo/collection: RB

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Junghans J83; Junghans 683.71; photo/collection: RB

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Junghans J83; Junghans 683.71; photo/collection: RB

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Junghans J83; Junghans 683.71; photo/collection: RB

With thanks to RB for the magnificent photos of this watch with complete accessories!

Remark