Large Black Dial Racing Chronograph
Eberhard & Co., La-Chaux-de-Fonds, movement No.
18324, case No. 1000623. Made circa 1930s.
Fine and very rare, large, stainless steel “Staybrite” pocket
watch with chronograph, 30-minute register, telemeter and
tachometer.
C. Three-body, polished and brushed, inclined bezel, flat band,
co-axial button in the crown for the start/stop and return-tozero
function of the chronograph, pusher-shaped slide at 2
o’clock for locking the chronograph. D. Black with luminous
Arabic numerals, outer silver painted seconds divisions, telemeter
scale and outermost tachometer scale, subsidiary dials for
the 30-minute register and seconds. Luminous skeleton hands.
M. 15 ½’’’, rhodium-plated, straight-line lever escapement,
monometallic balance, self-compensating Breguet balance
spring, index regulator.
Dial, case and movement signed.
Diam. 56 mm.
