Wide Band Big Round Cut Solitaire CZ Stainless Steel Wedding Engagement Ring. The round cut flawless prong set Cubic Zirconia stone measures 7mm or 1.28 carat weight. This is an absolutely gorgeous ring is perfect for your special day. Stainless steel is hypo-allergenic, eco friendly material that will not tarnish. This classic ring will surely bring many compliments and will be adored by the happy owner.