Please help! need to find the pronoun and the antecedent

5. Still, many a Roman youth had to scrimp to buy his beloved a ring.

6. The first bride to slip a diamond ring on her finger lived in Venice about 500 years ago.

7. The Venetians knew that setting a diamond in a ring was an excellent way of displaying its beauty.

8. Nowadays, two partners exchange rings to symbolize the equality of their relationship. uono​