HEUER REF. 7863 AUTAVIA DATO STEEL
Heuer, "Autavia Chronograph,", No, 138819,
Ref. 7863 MH. Made in 1969.
Fine, water-resistant, stainless steel wristwatch with
round button chronograph, date and register with a
stainless steel Heuer buckle.
Three-body, polished and brushed, lapidated lugs,
graduated bidirectional revolving black bezel for the
decompression times, snap-on case back.
Bicolor black and silver with baton indexes, outer
minutes/seconds divisions, subsidiary guilloche dials
for the seconds and the 30 minutes register. Luminous
steel baton hands.
Cal. 7732, rhodium-plated, 17 jewels, straight-
line lever escapement, monometallic balance, shock
absorber, self-compensating flat balance spring.