The NGC PF69 Cameo grade and Charlie Duke signature only add to its value. The coin is made of silver and was struck in San Francisco in 1976 as a proof. It features a beautiful design with intricate details that make it a standout piece. The coin is uncirculated and has been certified by NGC, ensuring its authenticity and quality. This rare piece is a must-have for any serious coin collector and is sure to impress with its beauty and history. Rare 69 star cameo.