Eberhard Cronotest Dashboard Timer c1930s
An extremely rare dash-mounted timer in black by Eberhard & Co
Features Fine, nickel-cased two round-button dashboard chronograph with tachometer, progressive registers and bezel winding.
Three-body, polished, reeded rotating bezel for the winding.
Backplate with two fixing plates secured by four knurled nuts for mounting.
Silvered with luminous radial Arabic numerals, outer seconds track with fifths of a second divisions, inner tachometer scale,
Dials for 60-minute and 12-hour registers.
Blued steel hands, the seconds hand with luminous tip.
M. Cal.150, 18???, frosted gilt, 8 jewels,
Straight line lever escapement, monometallic balance, self-compensating flat balance spring, index regulator.
Dial and movement signed.
Diam. 103 mm.
Overhaul recommended, at buyer’s expense