I love your blog! And it is a tough decision they are both NICE! I do lean toward the tortoise shell too. There is just a little something extra about them. I do just seem to always buy sunglasses in tortoise shell. Guess I'm partial.
I think the tortoiseshell actually make you look younger and hipper...definitely sexy librarianish!
I'm more partial to the tortoise shell!
I just got new frames, and I made the girl at the office choose for me! Haha. This is a much better idea. Though, I admit, she did a great job; I love my frames.