The product being described is a Jack Nicklaus signed golf ball with a numbered Certificate of Authenticity (COA) and a lifetime guarantee. This unique item holds value for collectors and fans of the legendary PGA golfer. The authenticity of the signature and the guarantee of its originality add to the appeal of this special sports memorabilia piece. Perfect for any golf enthusiast or collector looking to add a piece of golf history to their collection. Comes in plastic display cube and Lifetime guarantee from Sports World Inc. Crisp clear signature.