That looks pretty good on the colored and clear parts.  However on the black parts it seems kinda flat.  Not sure if anything can be done about though without adding a b/d map and maybe giving a different specular map to the darker areas.

Just thinking with my fingers, don't mind me much.

WARK!

Thus Spoketh Winterclaw: a blog about a Winterclaw who speaks from time to time.

 

(using Poser Pro 2014 SR3, on 64 bit Win 7, poser units are inches.)