Watch List notes:

COINS, 錢幣, CHINA - HONG KONG, 中國 - 香港, Elizabeth II: Error 錯體 Copper-nickel $2, 1975, struck on thin planchet 薄金屬胚餅, 1.20mm instead of 2.03mm thick, 4.86g (KM 37). Striations near obverse rim, weakly struck, uncirculated, rare.

Estimate: US$150-200