Lovely BI Day BIN939.99

i still really want this bag. the Day i currently have onl got 2 uses because i didn't know if it iwas my size. but i do love the BI! so now i'm debating should i get it cause i love the Day in BI, the leather looks so perfect, and i love the way BI looks with jeans and a t-shirt, but my other Day, i only used 2 times??? what to do?