i just got a req 9 str zodiac shield from the deep and im not sure how much it is

zodiac shield of fortitude
16 armour req 9 str
inscription:"luck of the draw"
recived phyiscal damage - 5 (20%)
health +30


also i just got another shield

exalted aegis gold req10 tactics
16 armour
insciption
-5 /20
+30