Who Watches the Watches?

[Sec]

I've been told to try make a somewhat realistic model of a watch from scratch for my design class, it doesn't have to be perfect design and function wise just graphically, here's what i have so far

 

http://i378.photobucket.com/albums/oo230/S3anc/Watchtrial_DIALS_EDITcopy.jpg

 

just wondering if any one can spot any problems or areas i need to fix to get it looking as good as it can