нагрудный знак с клеймом wk

  1. Badges of Excellence for Faultless Service made by Johann Wilhelm Keibel workshop /WK/

    St. Petersburg assay office year mark 1858. 15 years of service on St. Vladimir ribbon. Silver, gilding. Size 28.3×32.3 mm. Weight 7.05 g. Marked "WK" for Johann Wilhelm Keibel /Иоганн Вильгельм Кейбель/. Marks. Details.
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