A BOHEMIAN STAINED-AMETHYST AND CUT PORTRAIT GOBLET AND COVER for the Polish market, the fluted cylindrical bowl with everted lower part engraved with a portrait of a King surrounded by the inscription VLADISLAUS IIII D.G.REX POL. & SUEC. M. DUX LITV.RUS.PRUS. on a stained amethyst oblong octagonal cartouche, the reverse cut with panels of diamonds stained in amethyst, on a spreading octagonal stem and circular foot with waved rim, the domed cover with four crowns and with similarly cut border, circa 1845