16th century German, heraldic knop silver spoon

Heraldic knop silver spoon. Round bowl with flat stem engraved with chevrons and cushion pattern to the upper surface and the initials E.M to the lower. Twisted stem section above with heraldic knop of a lion sejant affronty holding a shield. Engraved initials P.M to the centre of the shield. Unidentified town/maker’s mark to spoon bowl plus a section of ‘trembleersteek’ (Dutch) or ‘tremolierstich’ (German) - the zigzag assay mark used for testing the purity of the silver content. See similar spoon in the Museum für Angewandte Kunst, Köln (Cologne), dated end of 16th century and attributed to a Wesel silversmith. Wesel is a city in North Rhine-Westphalia, Germany.
German, circa 1580 - 1600
Bowl Diameter: 2¼” (5.5cm)