what's the worth of 15ias/25%ed jewel?

how much is a blank 15%ias jewel?
how much 15 ias +adds like @ or single res(fire?)

euro hc ladder

thanks for your knowledge

This post was edited by S4Q on Jan 10 2011 02:38pm

15/25=10 fg max

15 ias clean maybe 1 fg
15/@ rez 15++

thanks