Certina 729

Technical data Certina cal: 729 (ETA 940.111)

• 
  7 jewels, quartz, hour, minute and sweep seconds, date.
• 
  S: = 28.00 mm.
• 
  H: = 3.70 mm.
• 
  N: = 32.768 Hz.
• 
  Power reserve: --
• 
  Battery: SR 1130

Versions:

• 
  940.101: no date, height: 3.70 mm.
• 
  940.111: date, height: 3.70 mm.