Swiss 14K gold keyless watch with enamel stripes Circa 1920

Gold lever watch retailed by J.E. Caldwell & Co.
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A fine Swiss, 14K gold and enamel keyless watch, circa 1920. Retailed by J.E. Caldwell & Co., Philadelphia. The back with Royal Blue enamel stripes engraved floral border and an engraved floral and bow motif around the monogram  JHM. Silvered dial with radial Roman numerals and outer minute track. Blued steel spade hands. The movement is set within a metal ring, 24 mm, nine jewels set within gold screwed chatons, straight-line lever escapement, cut monometallic balance, Breguet balance spring, and index regulator. Dial signed the movement with Swiss patent numbers and US Patent dates.
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Diameter: 46 mm
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Signed: No Name  (Retailed by Caldwell & Co., Philadelphia)
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The dial is reprinted.