I recently acquired a A277. The movement is 146H. Is 146HP a later movement to the A277?
Which is a better movement between the 2?

Pardon my ignorance. Very new to Zenith. This is in fact my 1st Zenith.

 

Asked and answered previously : https://omegaforums.net/threads/difference-between-zenith-146h-and-146hp.17249/

 

thank you friends for the info.. very useful
Here is Zenith A277 =)

 

Wow - nice score! Appears to be in tip top shape as well. Congrats!

 

ohhh, the blued steel hands