I just finished this little sweater. It was a 3 day project, though it hasn't been blocked yet. The yarn is Galway Paint worsted weight wool. I have no idea if it will fit a real, actual baby, as I don't have one handy here. But my model, MacCumbee was kind enough to help out.
Plymouth Galway Paint —
100% wool, color 806
3 days + 1.5 balls @ $6.99 per ball + mother of pearl button $4.00 = great gift for new mom
pattern from Creative Knitting, May 2008 (see errata on their website; omissions in the pattern)