Stack's Bowers & Ponterio
Summer 2022 Global Showcase Auction 22-26 Aug 2022
View prices realized
2) Reverse: 1855, with crowned and mantled coat-of-arms over scepters crossed in saltire, and various grinding marks (likely as made) on the back. cf. KM-782.1 (for reverse). PCGS SPECIMEN-63.
Quite RARE and not often encountered, these pattern or trial issues present the obverse and reverse design for the highest-denominated silver coin of the realm, all while offering a delightful iridescence atop the silvering.
Estimate: $2000 - $3000