Covered Sugar Bowl In The Shape Of An Urn — Solid Silver, By Hans Jacob Ammann (1750-1834) — Zurich, Circa 1790

Covered sugar bowl in urn shape
Solid silver
Silversmith Hans Jacob Amman (1750-1834), received master in 1776
Zurich, circa 1790
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H ~15 cm
Ø base ~7 cm
Ø bowl ~10.5 cm
Weight 278 g
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Beautiful English style shape
Plain bowl mounted on a foot decorated with an openwork frieze
Beautiful lid with cyma molding, enriched with a strawberry leaf finial consisting of four circles of foliage and a screw ending in a knob.
Very good overall condition.
A very similar model by the goldsmith Hans Caspar I Wüest, mounted on a square base and decorated with lion's head finials, is illustrated in Lösel's book [no. 308 p. 427, see last photo].
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On the base:
• goldsmith's mark JA [Lösel no. 27 p. 153]
• hallmarks of the city of Zurich [Lösel no. 143 p. 490 for the escutcheon, no. 206 p. 493 for the star].
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Literature
Eva-Maria Lösel, Zürcher Goldschmiedekunst vom 13. bis zum 19. Jahrhundert, Buchverlag Berichthaus, Zürich 1983