http://paladin-guide.blogspot.mk/
These items add a bonus to heals or damage spells. However the number advertised on the item doesn’t represent reality. Only a fraction of the total bonus is added on the spell depending on factor like casting time, etc.
From patch 1.10 we have this coefficients :
10% Seal of Righteousness with 1 handed weapon
12,5% Seal of Righteousness with 2 handed weapon
50% Judgement of Righteousness
20% Seal of Command
29% Seal of Command (only with +holy damage bonuses)
43% Judgement of Command
33% Consecration
43% Holy Shock
43% Hammer of Wrath
43% Exorcism
19% Holy Wrath
00% Blessing of Sanctuary ;_;
20% Holy Shield
00% Retribution Aura ;_;
71% Holy Light
43% Flash of Light
100% Eye for an Eye
for those who deny/refuse i gave link from Thursday, March 09, 2006 and highlight the ability that was denied .