Watch List notes:

SHARJAH: Khalid Bin Muhammad al-Qasimi, 1965-1972, cf. KM-5 (dated 1970/AH1389), head of Simon Bolivar; silvered uniface 10 riyals reverse trial, with frosty devices and reflective fields with faint almond peripheral toning on the design side; the non-design side is lightly marked and stamped "MET. / GORI & ZUCCHI", NGC graded PF61 UC, RRR, ex Stack's Bowers August 2020 Auction, Lot 23678, the only example on CoinArchives.

Estimate: 500-700 USD