13 3/4”’ | Automatic | Swiss Lever | Small Seconds | Date | Chronograph |

Remarks:

• Chronograph cam-actuated: central chronograph seconds, 30 min counter at 12 h, 6 h counter at 6 h
• Automatic with unidirectional winding, manual winding possible
• Small seconds with hacking at 9 h
• Date with quick setting at middle crown position
• Lever escapement with plastic lever and escape wheel

• Listing ID: 2148
• Manufacturer / Brand: ETA
• Caliber: C01211 / CO1.211
• Size in French Lignes: 13 3/4''' (31.00 mm), Height 8.44 mm
• Size range mm largest diameter: 31 - 40 mm
• Shape: Round
• Winding: Automatic
• Hands Setting: Crown
• Seconds Hand: Small seconds
• Escapement: Lever (Swiss, English, Glashütte)
• Date, Day, Month...: Date
• Other Functions: Chronograph
• Jewels: 15
• Setting Lever Screw/Pin Position: Right
• Balance Position: Right (0 - 120°)
• Shock Protection: Nivachoc B1
• Beats per hour: 21,600
• Balance Type: Unknown
• Power Reserve: 46 hours
• Production Period: Since 2009
• Identification: Marked C01211 under the balance. Original data sheet available.
• External Link: https://uhrforum.de/threads/identifizierte-uhrwerke-die-weder-bei-ranfft-lorenz-noch-im-watch-wiki-zu-finden-sind.86322/page-41#post-5419135
• Country: Switzerland
• Contributor ©: Uhrforum.de member Badener (Andreas Kelz)