All our watches are guaranteed "authentic"... we don't offer reproductions of any kind. Our vintage watches are all in working condition, cleaned and serviced as stated in the description. We do not warrant the watch to be waterproof but guarantee be keeping time within the reasonable limits of a vintage watch for six month from the date of purchase. We offer a 3 day return of your item, as long as the watch was not worn, the case opened or damaged...always email us for return instructions prior to shipping. Watches are stored in Bank Safe Deposit and can be inspected upon scheduled appointment Prices subject to change without notice.