COINS, 錢幣, GREAT BRITAIN, 英國, Trade Coinage: Silver British Trade Dollar 英國貿易銀圓, 1921B (Pr 24; KM T5). In NGC holder graded MS62, very rare.
ex Olympic Coin Gallery auction, Tokyo, 29 November 1980, lot 772
The auction catalogue notes: "A 1921B has not appeared in the numismatic market place for more than ten years. This is a coin which offers great potential for the future, with only five known."
The rarest of the British Trade Dollars
Estimate: US$12,000-15,000