EVER FAITH 925 Sterling Silver Oval Prongs CZ Three Layers Adjustable Engagement Cuff Ring We have SGS Professional Certification for our Sterling Silver Items. Customers could go to a professional agency for testing them. 925 Sterling Silver is also suitable for sensitive skin to wear. A good gift for your girlfriend, wife, fiancee, daughter, mother, your special someone, or just yourself. Intended Use: Wedding/Engagement/Mothers-day/Valentines-day/Anniversary/Birthday/Party/Prom/Christmas/Thanksgiving-day/Casual Wear. Width: 1.5cm(0.6"). Weight: 4g(1 pcs). WRAPPING: A Silver Polishing Cloth X A Gift Box X A Favor Bag. If you need assistance please contact us.