Swiss 18K gold full hunter pocket watch Circa 1883

Gold full hunter pocket watch with monogram
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A Swiss 18 carat rose gold hunting cased lever pocket watch made by E. Keltz and Mermod Frères, circa 1883. The watch has a handwound mechanical movement with lever escapement, compensated balance wheel, and blued steel Breguet balance spring. Signed Mermod Frères. The white enamel dial, signed E. Keltz, features Arabic numerals, an outer railway minute track, a subsidiary seconds dial at 6 o’clock, and Louis XVI hands. The 18 carat rose gold case has a guilloché front and back, is monogrammed on the front, and includes a gold bowl. The glass is missing. 
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Diameter: 52 mm.
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Weight: 100 g
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Signed: E. Keltz and Mermod Frères
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Mermod Frères was a Swiss manufacturer of watches and music boxes, established in 1816 by Louis Mermod in Ste. Croix. The products were sold in Geneva. His four sons were Louis-Philippe Mermod, Gustave Mermod, Leon Mermod, and A. Mermod.