Swiss 18K gold enamel pocket watch with original box Circa 1910

Gold enamel open faced pocket watch by Longines
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An exquisite gold and enamel Swiss pocket watch from Longines with original box, circa 1910.
Beautiful 18K gold case with splendid enamel decoration so-called “Greek border”.  Precision lever movement calibre 18.89. Particularly beautiful guilloche dial with an inner 24-hour scale, Breguet-style radial hours, outer minutes track, subsidiary dial for the seconds, and blued Breguet-style steel hands. Case and movement with matching number. Case and dial signed.
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Diameter: 50 mm
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Weight: 60 g
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Signed: Longines