Pre-WWII watches rarely had shock protection. Almost all post-WWII do.Hi thanks for the reply
What makes you think it's post ww2?
I did look on the website and couldn't find any movements that matched the silver colour. Mine is silver with gold writing, whereas the closest matches were gold with silver writing.
I also haven't be able to find a dial with the hourglass at the top which is why I thought it may be a replacement