The screw for adjustment spins to plus or minus, but the loss remains the same at 346 spd, and error at 1.0 ms (error I can deal with by the push lever). How do I adjust this in case the screw is not correcting the hair spring? Just got this watch back from the RW service after I failed a...

Looking at these two square automatic watches which are both heavily discounted with on-line sites. What I don't understand is if the RW Don Giovanni is still manufactured and if it has a power reserve? The current RW catalogue does not show it and its not in their authorized stores today...