Early German silver open faced lever precision watch Circa 1890

Silver open faced lever watch by Lange & Söhne
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A very beautiful preserved German silver open faced lever pocket watch, circa 1890. Made by A. Lange & Söhne on behalf of juwelier Kutter in Stuttgart. Early Lange & Söhne precision lever movement with gold lever and gold escape wheel, still without fine adjusting device. White enamel dial with Roman numerals and outer minute divisions, subsidiary seconds, blued steel hands. Case engine-turned. Case and movement with matching numbers, dial signed, movement signed Ernst Kutter Stuttgart.
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Diameter: 51.5 mm
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Signed: 110 gr.
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Signed: A. Lange & Söhne Glashütte B/Dresden