Constellation Bumper - second pinion

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Hi all,

I need help with sourcing second pinion for cal. 354.
I saw that the specific part number is 1250b, but could not find it for cal. 354.

Does anyone know if second pinion from other calibers is compatible with this one and which ones exactly?

Many thanks in advance!
 
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I thought you were asking for a second opinion lol.
It came to my mind that people may think it is a typo.

Found this one online and was wondering if it is a good fit (as the seller specifies):

Omega Sweep Second Cannon Pinion Caliber 351 Ht. 2.20 mm

Also for Omega 352 and 354.
 
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Do you need the canon pinion or sweep second pinion?

Canon holds the minute hand. Sweep is 5.52mm and holds the sweep hand

Canon


Sweep (example)

omega-613-sweep-second-pinion-part-1250b.html
Edited:
 
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Do you need the canon pinion or sweep second pinion?

Canon holds the minute hand. Sweep is 5.52mm and holds the sweep hand
I need the sweep second pinion. What I posted above is the description of the seller of the pinion he sells - so, not sure what he meant.

Do you know if sweep second pinion is interchangeable across all cal. 35x?
 
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I need the sweep second pinion. What I posted above is the description of the seller of the pinion he sells - so, not sure what he meant.

Do you know if sweep second pinion is interchangeable across all cal. 35x?
Used in the 351, 352 and 354 movements. Ht. is 5.52 mm

Discontinued, so it's a search for one
 
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I need the sweep second pinion. What I posted above is the description of the seller of the pinion he sells - so, not sure what he meant.

Do you know if sweep second pinion is interchangeable across all cal. 35x?
The part number you need is 72203511250, or 351.1250