SoG / SoM / RoD / Cyc shield - Stealth lore?

[Chance]

Can any1 tell which of the artifact items that has the best stealth lore or is it the same ?? atm i use SoG on my healer and if i use the ability i seam to be seeing stealthers as good as if i had mos4

in advance ty

 

[Zardoz]

iirc they all giv 35 bonus to stealth and only vary in length of the buff, standard "stealth lore" last 60 secs.