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???.... I set the day & date using the first position when I pull out the crown, second position sets the time. I dug out my loop and eyeballed the thing on the side, it dose appear that the center is a tiny button, like you'd push with a pen tip. It'll be tried later.
Whilst I had the loop in hand I eyeballed the crystal, you're right, there's a tiny little hole over the end of the gauge tube..... even old guys like me can be educated!
Is the picture above of this type of Bulova? Not nearly as pretty inside as my mechanical stuff, but what the hell, they are reliable and accurate from what I hear, guess I'll know better as this little bugger ages.
From the technical manual:
“Using the ACCUSET Corrector“
After a period of time, if the watch is no longer accurate to the exact second, press and release thevACCUSET button the instant the time stenderd used naches the 60th second (12 o'clock) marker. (Maxi-um correction is + or - 30 seconds.).
The sweep second hand of the watch will temporarily stop if it is fast, or accelerate if it is slow until it is in synchro-nization with the time standard..
In order for this to work correctly the system must be set correctly by the watchmaker after a battery swap. as follwos:
How to calibrate after battery swap:
Setting Instructions
Step 1. When sweep second hand of the watch
reaches the 60th second mark (12 o'clock marker),
pull crown out to Position 3 (See Fig. 5,).(Allhands
will now stop.)
Step 2. Press and release ACCUSET button.
(ACCUSET circuit is now synchronized with position
of second hand.)
Step 3. Turn hands forward until date changes. (This
establishes midnight.) .
Step 4. If A.M., advance hands 5 minutes ahead of a
time standard being used. Then gently turn the
minute hand back to correct time.
If P.M., advance the hands past 12 o'clock (noon)
to 5 minutes ahead of time standard and then gently
turn the minute hand back to correct time.
Step 5. When time standard being used reaches the
60th second mark (12 o'clock marker), push crown to
the "intermediate" position (Position 2). All hands
will start instantly.
Step 6. First set the date, then the day. Crown must
remain in Po'sition 2. Slowly turn crown forward to
correct date; backward to correct day. Push crown
"in" (Position 1).
Note: Day Indicator is printed in English and
Spanish, or English and French. Set accordingly.
Calendar cannot be set manually between 9:00
P.M. and 1:00 A.M. However, the mechanism will not
be damaged if crown is accidentally turned during
this period of time.
Additional Setting Information
Once the ACCUSET circuit has been set (Refer to
Step 1 and Step 2), there is no need to reset it,
unless the power cell has been removed, or there
has been an interruption of current.
OH MY GOODNESS.....
.....and that Kiddies, is why I wear a mechanical watch with three hands, drive a car with a standard transmission and why most of my bikes have had points ignition and kick start!!! JUST WHAT IS THE POINT!
how about this:
From the instruction manual:
Keeping your Omega Constellation accurate:
wear it.
😝
thanks for your help Northernman!
Don't get me wrong, my home life is full of old mechanical junk. I think its a reaction to my professional life. Thats been full of measuring systems that can work in the 0.000001" range, new designs in weird electronics and or bearings and all sorts of other crazy high tech crap. I love quartz. Anybody who says it isn't better than mechanical in a lot of ways is living with their head in the sand.
But when it cost $200 to get the battery changed because the perpetual calender needs to be re-initiated, that's a bit much.
It only cost USD200 if you do not learn to do it yourself!😁
Mailman earned her money today