Introducing the stunning 1990 S American Silver Eagle Proof NGC PF69 Ultra Cameo. This iconic coin is made of pure silver, with a weight of one ounce, and a purity of .999. The coin has been graded by NGC as PF69 Ultra Cameo, indicating its near-flawless condition and stunning visual appeal.An American Silver Eagle Proof is a timeless classic that will only appreciate in value over time.