Eta Normflatline
Chronograph 251.474 ZB

251.474ZB
251.474ZB

Technical characteristics

251.474ZB

10 lignes ½ ‴

Diameter 23,30 mm

Height 4,70 mm

drive

PowerDrive

  • Hours, minutes, small jumping second at «6 o’clock»
  • Time-zone mechanism
  • Mechanical date showing through aperture in dial
  • Stop-second device
  • Chronograph 1/10 second, 60 seconds, 30 minutes
  • Functions: ADD, SPLIT
  • 2 push buttons
  • 4 ETA stepping motors
  • 23 jewels
  • Autonomy theoretic of battery:
    68 months (chronograph stopped)
The ETA 251.474 ZB calibre is a 10½’’’ multi-function chronograph movement displaying hours, minutes, seconds, date and incorporating PowerDrive technology.