Award Medal for the 25th Anniversary of Nicholas I as Chief of the 6th Prussian Cuirassiers Regiment, 1842. Bit 844 (R3), Diakov 566.2 (R1), Peters 111, Reichel 3728 (R1), Sm 514. Types as last, but struck with integral loop. References note a few gold issues struck with a loop – none of which survived, and do not mention silver. Extremely rare and possibly unique as such. Deep hematite-gray. Lustrous. Uncirculated. Estimated Value $25,000