Delivered today, coming from Japan an IWC Cal89 from 1956
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Crystal has aged badly, will probably be repalced during next service
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Bridge says "adjusted in 3 positions", I can't find many occurrences or explanation about it.
I tought it could be linked to a possible US import code (CYN on balance bridge) but according to
Dr Ranfft, CYN was for Prexa and not for IWC.
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