Button hole stitching.
This is gorgeously done, and a brilliant reference for two types of people:
1. home sewists
2. Garak fanfic writers. :D
(seriously, think about his hands, think about his state of mind… the way he tilts his head, the way he leans over the fabric… the needle is very fine, his hands are thinly scaled, and his concentration is absolute…
Hmm. Having scales would be good. I imagine he doesn’t poke himself much.)