definatley a step in the right direction there. keep checking out reference pics, and keep working that bucket. when you feel your skills are ready, you should make the jump to a bobamaker helmet.
update finally got a better shade of green after mixing yet another wrong green (light us military) with regular emulsion!? seemed to work.
used hunmbrol red wine on mandible and have done half the weathering on the right side, taking my time for a more accurate finish, just free handed it on.