1. Material: 925 silver + oil drop + opal + platinum plating 2. The surface of opal sparkles with glass and wax luster, and it is easy to have a porcelain effect. Because of its rich color, opal also has a color-changing effect. 3. Made of 925 sterling silver, it is skin-friendly, comfortable and healthy to wear. 4. Oil dripping technology, the elegant and transparent oil dripping color makes the jewelry more beautiful, clear, fresh and refined. 5. Ring width: 1.5mm 6. Weight: about 1.6 grams 7. All products are measured manually. There may be slight errors in the actual product specifications and weights. The actual product shall prevail.