Olhenry56
·Edit: the following may be speculation... I misread the linked post.
R before the serial is for "replacement", so the bridge was replaced during service. Source: https://omegaforums.net/threads/speedmaster-with-strange-serial-number.25969/#post-288118
R before the serial is for "replacement", so the bridge was replaced during service. Source: https://omegaforums.net/threads/speedmaster-with-strange-serial-number.25969/#post-288118
Edited: