Swiss gold/enamel watch with a portrait of two dogs Circa 1915

Gold and enamel lever pocket watch 
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An elegant, very rare Art Nouveau gold and enamel hunting cased watch by  Schild Fréres & Co./Eterna SA, circa 1915. A 14 carat gold, flat hunting cased with three gold lids, case cover with enamel miniature painting of a dog scene, case punch Schild Fréres & Co./Eterna SA, lever escapement, silvered dial, signed Eterna, fine steel hands.
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Diameter: 50.5 mm
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Weight: 76.5 g
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Signed:  Schild Fréres & Co. / Eterna SA