This elegant opal necklace features a dainty opal set on a pendant, designed for both special occasions and everyday wear. Crafted from S925 sterling silver, it is nickel-free, lead-free, cadmium-free, and hypoallergenic for safe and comfortable use. The pendant measures 9.3mm (0.37 inches), and the chain is 18 inches long with a 2-inch extension for adjustable fit. Presented in a blue gift , it makes a perfect gift for women, loved ones, or yourself on birthdays, anniversaries, Christmas, or New Year’s Day. We offer a 100% return and exchange policy within the specified timeframe. For any questions or feedback, feel free to contact us—we are committed to providing the best service.