Watch List notes:

COINS, 錢幣, INDONESIA – JAVA, 印度尼西亞 - 爪哇, Java 爪哇: Gold ½-Rupee, 1816, both "1" in date reversed, AH1231, raised M on long stroke of Arabic legend (KM 248a ch; Sch 591c RRRR). Edge made round creating a recessed rim, polished and gilt, otherwise good very fine and very rare.
ex Spink Singapore Auction, 21 June 1997, lot 96

Estimate: US$1,500-2,000