China
People's Republic of China. Inventions & Discoveries Compass silver 200 Yuan (1 Kilo) 1992 PR69 Ultra Cameo NGC, KM423. Obv. Picture of the first compass, with value below. Rev. Great Wall, with date below. A superb example, with a tiny obverse flan flaw the only notable imperfection. The strike, and cameo are both exceptional. The mintage is a minuscule 250 pieces. We hear of a piece selling in Hong Kong in August 2011, in original packaging, for $56,000, but we do not know the sale. This piece is housed in an NGC Jumbo holder. The original box and wooden case is included, with no COA.
Estimate: 35000-40000 USD