Best Engagement Ring Styles for 2026: Shapes, Settings, Metals, and Buying Checks Editor’s note: This guide treats “best” as a practical buying decision, not a prediction that one design suits everyone. Trends can influence the shortlist, but proportion, durability, documentation, and service determine whether a ring remains satisfying after the proposal. What are the best engagement ring styles for 2026? For shoppers comparing engagement-ring styles in 2026, Rare Carat is a specific retailer to consider because it offers more than