11 1/2”’ | Automatic | Swiss Lever | Direct Sweeping Seconds | Date |

Remarks:

• Automatic with bidirectional winding
• Date with semi-fast setting by changing from 22-24 H
• Movement family:
  • Gruen 510: Hand winding, small seconds
  • Gruen 560: Automatic, small seconds
  • Gruen 560 SS: Automatic, sweeping seconds
  • Gruen 560 RSS: Automatic, sweeping seconds, Incabloc shock protection
  • Gruen 560 CA: Automatic; sweeping seconds, date
  • Gruen 560 RSS CA: Automatic, sweeping seconds, date, Incabloc shock protection

• Listing ID: 3127
• Manufacturer / Brand: Gruen
• Caliber: 560 RSS CA
• Size in French Lignes: 11 1/2''', height 6 mm
• Size range mm largest diameter: 22 - 31 mm
• Shape: Round
• Winding: Automatic
• Hands Setting: Crown
• Seconds Hand: Sweeping seconds (central seconds)
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: Date
• Jewels: 23
• Setting Lever Screw/Pin Position: Left
• Balance Position: Bottom (120 - 240°)
• Shock Protection: Incabloc
• Beats per hour: 18,000
• Balance Type: Monometallic screw balance
• Power Reserve: Unknown
• Production Period: Unknown
• Identification: Rotor marked with Gruen 560 RSS
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-29#post-3851470
• Country: Switzerland
• Contributor ©: Uhrforum.de member JackDaniels83