Antique Imperial Russian. 875 Silver PK Hallmarked Belt Buckle With Black Niello

875 Silver "PK" Hallmarked Belt Buckle With Black Niello Inscribed with the bumper 28 Hallmarked 84 and PK in Russian lettering possibly from st. Petersburg 1800s Weighs 41.45 grams There is a photo of the acid test.

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