The product is a Size 5.5 Tiffany 1837 Ring in Sterling Silver with a concave band. It comes in a signature blue pouch and is guaranteed authentic. The ring is crafted from sterling silver with a metal purity of 925, making it a timeless and elegant piece of fine jewelry. The design of the ring features a band style from the Tiffany & Co. Tiffany 1837 collection, showcasing the brand's iconic elegance and craftsmanship. Made in the United States, this ring is a symbol of luxury and sophistication.