Royal Copenhagen(Patrick Nordstrøm)Stoneware jar with Anton Michelsen Silver mounting and 30 amethysts

Royal Copenhagen. Jar in stoneware with green Sung glaze, Anton Michelsen mounting with lid in sterling silver with leaves and grape bunches of a total of 30 amethysts. Signed PN, with three waves and dated 5/12 1919. Silver mounting hallmarked Michelsen, 1920, ER, 925S, assay master Carl Frederik Heise. H. incl lid 14.5 cm(5.70 in). Diam 12 cm. (4,72 in)