Half Pave Cubic Zirconia Infinity Promise Ring 925 Silver Infinity Ring Stone: 1.6 mm W Material: 925 Sterling Silver, Cubic Zirconia Measure: 1.5mm Band Width Weight: 1.5 grams Infinity Ring Stone: 1.6 mm W Material: 925 Sterling Silver, Cubic Zirconia,Measure: 1.5mm Band Width,Weight: 1.5 grams.