A 3-carat diamond solitaire engagement ring is a great choice if you want to make a proposal that leaves an impression. A bold size with a minimalistic setting design that lets the diamond take centre stage is nothing short of perfection. A classic design like a solitaire engagement ring can steal hearts for its simplicity but balances beautifully with a 3-carat diamond that steals the spotlight. Dive into this bold array of selections of 3 ct diamond solitaire engagement rings.