well, I am 5'1 too. It's not that big. I am a should-purse type, so GM is just right. If you like hand-bag, go for PM. It's cute too.
Wow!!! Another tivoli thread!!! Congrats!!! She's georgeous!! But I'm in torn between GM and PM. I'm petit 5'1, will GM be too big for me??? Any modelling pics, please???