Swiss silver watch with chronograph and regulator dial Circa 1900

Silver lever watch with chronograph
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A rare Swiss silver keyless chronograph pocket watch with regulator dial, circa 1900. Gilt Swiss lever movement with screwed and cut bimetallic balance, polished steel index regulator.
White enamel dial, regulator-type, subsidiary dial for time with radial Roman numerals at three o’clock and outer minute divisions, external seconds and fifths of a second division, subsidiary dial at nine o’clock for chronograph minute counting, seconds dial at six o’clock, centre seconds chronograph hand.  Chronograph activated and stopped by pushing the button on top of the pendant.
Polished silver case. Dial signed.
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Diameter: 51 mm
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Weight: 97 g
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Signed: Brevette S.G.D.G.
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Reference 06500