We have many NCAA and college products that are a perfect gift for passionate fans. U.S. Naval Institute 18-karat charm features USNI insignia on front., Measures 19 mm diameter., High-polish, rich luster finish., Attractive M.LaHart signature jewelry pouch and gift box., Combine with another women's accessory for a unique gift set. Officially licensed by U.S. Naval Institute. Manufactured direct from a trusted supplier. Due to the value of this product, The product requires a signature from someone at least 21 years old or older at time of delivery.