The classic solitaire engagement ring setting is one of the most timeless engagement ring styles and is simply elegant. Throughout the decades, engagement rings with one center diamond have always been the most popular style. Available in solitaire engagement rings with a variety of diamond shapes and either lab created diamonds or natural mined diamonds. Our specially curated solitaire engagement rings are classic yet thoroughly modern. Solitaire diamond engagement rings are the most classic of engagement rings. Find very popular oval diamond engagement rings, all-time classic round diamond engagement rings, or elegant princess cut diamond solitaire engagement rings. Select your diamond shape and find the perfect setting. Then with our diamond selection tool, you can choose the carat weight and quality of either lab-grown diamonds or ethically mined diamonds. We also have moissanite solitaire engagement rings for those where a diamond isn't quite right.