Reduced serials follow the main series production and not the Professionals.
I can give you best guesses based on serials for other Omegas I have observed, and the model introduction dates but they will be +/- 1 yr or so. Note Omega introduced Superluminova lume material in late '97/ early '98 so that may help with confirming dates for 2 and 3 based on the dial fitted.
1) 175.0032 - 1992
2) 3510.50 - 1998
3) 175.0083 - 1996
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