Some VCMs have unusual second hands. For example...

...this Beijing:



It’s an SB-5 model from the early to mid- 1970s.





The 21600 bph SB-5 movement:



I bought this Suzhou because I like the textured dial. The extraordinary second hand didn’t show up well in the seller’s photo, and I didn’t notice it until I had the watch in hand.





The bracelet is too long. I think I would rather wear it loose than remove any links, however.





Under the balance: (the right half of C or G)A ZSZ.