Looks promissing, maybe you should lower the glow intensity some. And you should round the hard edges, since theres no real sharp edges in real life..
Maybe take a look at CPS (Connect Poly Shape) a MEL script you can download from www.highend3d.com
Good luck !
Carsten Lind
Senior 3D Artist,
Maya Software Manager & Maya Instructor
LEGO Systems A/S