There are a lot of sites out there that have designs like you’re asking. Are you looking for a laser cut clock mechanism, or just a clock body that you would put a mechanism in?
If the former, there is a whole thread about the challenges of making a clock:
And beyond that a great deal of other clock projects:
https://community.glowforge.com/search?q=Clock
You can narrow that search by category if all you want is to download something to try, just use the advanced search options for free laser designs.
You might also look at makecnc.com, they have designs for everything under the sun.