SECA CHRONOGRAPH STEEL
Seca, Geneve, chronograph. Made in the 1960's.
Fine, water resistant, anti-magnetic, stainless steel wristwatch with round button
chronograph, register and tachometer/telemeter.
Two-body, polished, lapidated lugs, screwdown caseback.
Black with luminous arabic indexes, guilloche subsidiary dials for the seconds and
the 30-minute register, outer 1/5th seconds divisions, outermost tachometer scale to
1000 UPH, inner telemeter scale. Luminous steel hands.
Cal. 188, rhodium-plated, 17 jewels, straight-line lever escapement, monometallic
balance, shock absorber, self-compensating blued balance spring, index regulator.