experts what is this describe as?

[martinitaylor]

It's not a complete image but what can be said from this image? there looks to be some undesirable contrast by the base of arrows from 11 o'clock to 3 o'clock am i right?

magnified at 50x

http://www.bluenile.com/diamond-details/LD07776556

 

[Karl_K]

That the lighting sucks.

If your talking about the triangles at the base of the arrows that is normal.