The Ring of the Father is a scaling magical item that increases its enchantment  by .5 per character level. This being a +2 Will grant those bonuses at level 4. Upgrade to RIng of the Father +3 at level 6 and so on

You gain a +2 bonus to AC and saving throws while wearing this ring.

Notes: Bonus: Armor Class, Bonus: Saving Throws, Warding, Jewelry