Bidspirit auction | ”Silver assay of the imprint

”Silver assay of the imprint of the central medallion (obverse and reverse) of the insignia of the Royal Order of the Tower and Sword, engraved and stamped at the Royal Army Arsenal in Lisbon. Silver, dia. 35.3 mm; weight 29.7 g; esp. 3.7 mm; axis 12 h. (book, p. 174). Unique example of great historical value.”