Zircon 925 Sterling Silver Ring 925 Sterling Silver Rings for Women Heart Princess Wedding Bands sterling silver cubic zirconia ring 925 with cushion diamond 925 Sterling Silver Three Stones Emerald Cut Cubic Zirconia Ring Cubic Zirconia Ring Bridal set. Pieces: 1 piece Material: 925 sterling silver, Zircon Care instructions: Avoid wearing during exercise, as sweat will react with the jewelry to produce silver chloride and copper sulfide, which causes the jewelry to deteriorate and corrode over time. Imported Product measurements: 6: Circumference 2. 1 in 7: Circumference 2. 2 in 8: Circumference 2. 3 in Weight 2. 9 oz (82. 74 g)