Understanding Watch Timing Machine Readings
Complications

Understanding Watch Timing Machine Readings

By ripper444 · Jan 31, 2019 · 28 replies
ripper444
WPS member · Horological Meandering forum
28 replies4355 views1 photos
f 𝕏 in 💬 🔗

Talk to me like I am a baby and is this acceptable?

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Talk to me like I am a baby and is this acceptable?
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The Discussion
RE
redcorals
Jan 31, 2019
Baby's pressure is too high, you need to open its valve and release [nt]

RE
redcorals
Jan 31, 2019
btw the watch seems fine ...a little fast but whose counting secs if a two hander :p [nt]

No message body

DR
Dr No
Jan 31, 2019
In the position it's being measured, the watch . . .

. . . is gaining nine seconds per day at that moment. The movement's amplitude is 312º, which is a little on the high side, but not necessarily an indicator of a problem. The beat error is 0, which is as good as it gets. And the lift angle is 52º. Are you measuring a Rolex? Art

RI
ripper444
Jan 31, 2019
Got it thank you

Nope this the IWC Portuguese with 7750 in it. With resting overnight it’s actually around +12 a day

DR
Dr No
Jan 31, 2019
The lift angle of that movement should be 49º. There should be a means . . .

. . . of adjusting the tester to reflect the correct lift angle. I asked if the watch were a Rolex as, from memory, most auto Rolex movements are supposed to be measured at 52º. That may be the default setting on the tester. The movement should be tested in at least four positions - dial up/down, crown up/down - to gain insight as to how it's running. It may be ok in three but off in the the fourth. Art

RI
ripper444
Jan 31, 2019
Thanks for the tutorial

I will mess with it later today. I bought the watch pre owned and it’s 1 year old in mint condition. I noticed it runs fast but was not sure if that’s how the movement should be. I had this thing laying around the house and figure why not test it!

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