9ct Yellow Gold Ring with Round Opal & Blue Sapphire Cluster (Size K)  Hallmarks: Authenticated with hallmarks on the inside of the band (please see photos) Unique Design: A captivating combination of opal and sapphires creates a mesmerizing focal point. High Quality: Crafted with genuine 9ct yellow gold and authentic gemstones. Versatile Elegance: Suitable for everyday wear or special occasions. Customer Satisfaction: Our priority is your happiness with your purchase. Have Questions? Please don't hesitate to message us! We're happy to help. Delivery Time: Typically 1-3 working days (most orders require a signature) International Delivery: 5-8 working days (depending on location) Free Returns: If the item differs from the description or photos. Buyer-Paid Returns: For other reasons (change