Premium bottom brackets....worth it?

Wheels MFG use Enduro bearings. See this helpful table:

Sounds like you might want their 440C Stainless Steel bearings (or XD-15 if your budget extends that far). Unless you want to service the bearings every 6 months, avoid Ceramic Hybrid.

If you already have the BB cups, it can work out quite a bit cheaper to just source the replacement bearings and have your LBS swap them out.

Also take a listen to the Cycling Tips Nerd Alert with the Founder of Enduro bearings: