Another female WIS here.. are you sure 34mm would be too big for you? 34mm feels perfect for me, and I'm a petite little Chinese lady with 5" chopstick wrists...
Here's some suggestions (all automatic):
Check out the 34mm Marcello C Lady Nettuno:
Then there's the 32mm Victorinox 241075 women's military (my pic):
There's also the Laco 36mm fliegers. They do wear quite big due to lack of bezel, though. My pic:
Then there's Epos, with their 30mm diver, and 31mm classic line: