Model: NO.1900
Size: 185*95*130mm
Visible size: 95*54mm
Test items: daily difference, swing, polarization, beat, rising angle, period
Daily difference measurement: ±999s/d, accuracy 0.1s/d
Swing measurement: 100-360°
Polarization: 0-9.9ms
Measurement orientation: 1-6
Line length: 196 points
Voltage: 100-240V
Weight: 330g
Name: Watch Stand
Size: 115*90*100mm
Material: Zinc Alloy, Aluminium Sandblasted
Weight: 568g

Mechanical watch calibration instrument NO.1900 meter calibrator daily difference measurement mechanical watch maintenance