EBERHARD MONOPOUSSOIR ENAMEL DIAL SILVER
Eberhard & Co., Chaux-de-Fonds, "Chronographe", case No. 300499. Made in the 1920's.
Fine and rare, large, silver wristwatch with single oval-button chronograph, register,
tachometer scale.
Three-body, polished, hinged curved bezel, articulated lugs with screwed bars, button
at 2 o'clock for start/stop and return-to-zero functions of the chronograph, hinged back.
White enamel with painted black numerals, outer minute and seconds track with fifths
of a second divisions and Arabic five-second numerals, outermost red tachometer graduation,
subsidiary seconds and 30-minute register dials. Blued steel Breguet hands.
Cal. 16''', rhodium-plated, 17 jewels, straight-line lever escapement, monometallic
balance, self-compensating Breguet balance-spring, index regulator.