I can only critique on what I can see from someone who appreciates the talent of drawing. I can't draw for shit, and that's why i really enjoy and love looking at talented drawings/digital art, illistrations… like this one.
To me it's good enough to make me go WOW, and it stands out among all the other watches work.
His body is well proportioned, i love the big hair, the tight cloths, everything, about him loks smart, cheeky, and cute.
I love the shading, and I cannot, from a non professional point of view fault this in any way. I wish i had this talent.