German gold cased pocket watch in quality 1A Circa 1870

Gold open faced lever pocket watch
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A gentleman’s Glashütte pocket watch manufactured in quality 1A, in a later English 9 Carat gold case, circa 1870.
A 9 Carat rose gold case, engraved monogram “EAG”, gold dome with dedication engraving.
Enamel dial, 3/4 plate movement (slightly oxidized), gold screw compensation balance. Grossmann lever escapement, gold screw compensation balance.
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Diameter: 49 mm
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Weight: 83 g
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Signed:  Moritz Grossmann  Glashütte