Hello Ju_the_Ju,
Thanks for asking the Apple Support Communities about issues with Haptics. We're happy to help.
Please verify your settings using the info in these help articles:
Change the audio and notification settings on your Apple Watch - Apple Support
Adjust brightness, text size, sounds, and haptics on Apple Watch - Apple Support
Tell time with haptic feedback on Apple Watch - Apple Support
If you have gone through the 3 articles above and none of the settings work for any of those features, you will need your watch checked by a certified technician.
This article talks about pricing and can help you set up a service request: Apple Watch Service and Repair - Apple Support
This article will help you prepare for service: Get your Apple Watch ready for service - Apple Support
Thanks and have a wonderful day.