I went with Gen hands for my SMP Black. Incredible difference. The lume is phenomenal, which then leads to a strong desire for the Gen dial to match 8) .
Ofrei often needs to special order Omega hands, so expect to wait a few weeks for them to show up. It was just under a month from time of order to when they arrived at my door. They will send a notification, though when they get them and ship them out.