you've got some really nice modelling there, nicely rendered.
but as elephantic said, unless its just been cleaned i would cake it in mud to give it a just used feel. but of you're going for a clean model then its looking very good
"You won't get anything done by planning" - Karl Pilkington
SimplyMaya specialises in Maya tutorials. We offer over 1,000 individual Maya training videos, ranging from basic Maya tutorials through to intermediate Maya tutorials. Our tutorials are created by instructors with industry experience and are designed to get you up and running in Maya quickly without making it seem like hard work.