Two American yellow gold and enamel watches Circa 1915

Yellow gold and enamel watches by Tiffany’s
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A lot of two American yellow gold American and enamel watches by Tiffany’s, circa 1915.
The first: yellow gold and enamel watch, nickel lever movement, silvered guilloché dial, green painted indexes for Wm. Leon Graves, Breguet hands, 18k yellow gold chased and enamel case, the bezel decorated with a two tone garland of flowers, dial signed, case numbered.
The second: yellow gold, gilt metal, enamel and pink ruby-set pendant watch, nickel lever movement, white dial, black painted Arabic numerals, yellow gold case, pink ruby-set bezel and back divided by a black enamel ring, black enamel and pink ruby-set tie with a black enamel and pink ruby-set ring, movement and dial signed.
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Diameter: 49 and 24 mm
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Signed: Tiffany & Co.