Specification: Center Stone: Sky Blue Topaz, 6x4 mm Oval. Carat Weight: .50 cttw. Ring Weight: 2.1g. Premium Quality: Set in nickel- and lead-free 925 sterling silver, this ring features a high-quality natural sky blue topaz, offering lasting shine and a comfortable fit. Elegant Design: The interwoven band adds a graceful, modern touch, while the soft blue center stone is beautifully complemented by shimmering white zircon accents. Perfect Gift: Packaged in a ready-to-gift box, this piece makes a thoughtful present for birthdays, December birthstone celebrations, or any special occasion. Satisfaction Guarantee: We're committed to your satisfaction with a 30-day refund policy. Contact us anytime with questions about your gemstone ring.