The product is a 1992 China S3Y Inventions & Discoveries Series 1 Pf 67 Ultra Cameo coin graded by NGC. This silver coin from the People's Republic of China is part of a historical period beginning in 1949. The certification by NGC adds credibility to the coin's authenticity and quality, making it a valuable addition to any numismatic collection. This coin celebrates the inventions and discoveries series of China, highlighting its rich history and technological advancements.