China 1992 Inventions and Discoveries of China Series - First Compass 22 grams Silver Coin - NGC PF-69 Ultra Cameo
Part of Inventions and Discoveries Series. Commemorates Chinese invention of the compass sometime between 480-221 BC; the compass is considered one of the four greatest Chinese inventions. It works by placing a magnetized spoon on a square “earthplate;” the handle of the spoon points south. This gem proof coin is minted from 22 grams of 900 fine silver. Scarce, only 15,000 made. Rare opportunity to acquire this coin, which is usually available only as part of a set.