I have just ordered a Xiaomi Mi Band 3 from China.
Even though it's not in English officially yet it's supposed to work (and I don't want to wait until September for a smartwatch, I have already had to go a year without a smartwatch)!
When I was young I was facinated by mechanical watches - the springs and escapements, the self-winding mechanisms, the whole thing.
Now, actual mechanical watches are hard to find, and expensive (although I hadn't considered a soviet one; maybe I should start looking on ebay or amazon