Record readings from your Witschi, Weishi, or other timegrapher. Covers all 6 positions, multiple service stages, and run-down testing.

Timegrapher Results

Quick Reference Healthy amplitude: 270–310° (fully wound). Acceptable beat error: < 0.3 ms. Rate spread across positions: < 10 s/day is good, < 6 s/day is excellent.
Before Service — Fully Wound
PositionRate (s/d)Amplitude (°)Beat Error (ms)Notes
Dial Up
Dial Down
Crown Up
Crown Down
Crown Left
Crown Right
Before Service — 24hr Run-Down
PositionRate (s/d)Amplitude (°)Beat Error (ms)Notes
Dial Up (24hr)
Dial Down (24hr)
After Service — Fully Wound
PositionRate (s/d)Amplitude (°)Beat Error (ms)Notes
Dial Up
Dial Down
Crown Up
Crown Down
Crown Left
Crown Right
After Service — 24hr Run-Down
PositionRate (s/d)Amplitude (°)Beat Error (ms)Notes
Dial Up (24hr)
Dial Down (24hr)
Summary & Regulation Notes
Free form from Barrel & Arbor. Terms of use