Apple Watch is not providing time don’t know how get clock back
Apple Watch don’t know how get clock back
Sounds like changing or editing clock face could help. Try swiping left and right, by starting swipe from the edge already. If you have multiple facses defined you can change to another one just like that.
You can also press your finger firmly on the watch face and then tap on Edit and make changes right there. Check out this article for further guidance.