Junghans J93S1 / 693.70

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11”’ / 11 1/2”’ | Hand Wind | Swiss Lever | Direct Sweeping Seconds |

Remarks:

Rocking bar winding
Click on the dial side
Movement family
- Junghans J93S
  - Junghans 693.25: no seconds, 15 jewels, date
  - Junghans 693.10: small seconds, 15/16 jewels
  - Junghans 693.33: small seconds, 7 jewels
- Junghans J93S1
  - Junghans 693.70: sweeping seconds, 17 jewels
  - Junghans 693.71: sweeping seconds, 17 jewels, higher motion works
  - Junghans 693.72: sweeping seconds, 17 jewels, date
  - Junghans 693.73: sweeping seconds, 7 jewels
  - Junghans 693.74: sweeping seconds, 7 jewels, higher motion works
  - Junghans 693.75: sweeping seconds, 7 jewels, date
These movements also exist with Trilastic shock protection (see pictures). They have an increased base plate of 11 1/2”’.
In the Trilastic shock protection system, the movement is elastically mounted in the case. It is characterized by a three-point suspension using three hemispherical, spring-mounted metal pins.

Listing ID: 11466
Manufacturer / Brand: Junghans
Caliber: J93S1 / 693.70
Size in French Lignes: 11''', 11 1/2'''
Size range mm largest diameter: 22 - 31 mm
Shape: Round
Winding: Manual (Crown)
Hands Setting: Crown
Seconds Hand: Sweeping seconds (central seconds)
Escapement: Lever (Swiss, English, Glashütte)
Date, Day, Month...: None
Jewels: 17
Setting Lever Screw/Pin Position: Left
Balance Position: Bottom (120 - 240°)
Shock Protection: Junghans II
Beats per hour: 18,000
Balance Type: Nickel
Power Reserve: Approx. 48 hours
Production Period: 1954 – 1966
Identification: Movement marked with Junghans logo and 93S1. Listed in the Flume K2 catalog from 1962.
Country: Germany