This is the (yearly price progress) that Chrono24 gives:
View attachment 631513
This tool is included in your "Watch Collection" section on chrono24.
You can add your watch, price, condition etc and then you can see this chart.
You can try it even if you dont own the model... and it will be in your language too
actually they give a price range for your watch by taking into consideration the previous sold prices and current listing prices...and they give you the median which today is 5467€ (4878€ low - 6056€ high)
Click to expand...