The example with the red arrows is currently for sale on eBay: https://www.ebay.com/itm/363367558401?hash=item549a64ed01:g:mPEAAOSwc4Bgf3h8Purchases made through these links may earn this site a commission from the eBay Partner Network As you can see, it has a number of issues. If you are after a DH Longines, I would suggest looking for another example. The watch on the right can be found here: https://curious-curio.jp/watch/5222

 

It seems to have some sort of Longines design shock absorber? http://xxhttps://www.ebay.com/itm/324590705520Purchases made through these links may earn this site a commission from the eBay Partner Network seems to be a similar movement dated 1943 but doesn't have any shock absorber?

 

A shock absorber for the balance staff? This was common on Longines' waterproof watches and chronographs beginning in the late 1930s.

Just FYI, the watch that you linked to is a mess. The case has fake markings and the dial has been poorly refinished.