IWC REF. 3717 PILOT'S CHRONO-AUTOMATIC STEEL
International Watch Co., Schaffhausen, "Fliegeruhr," case No.
3591265, Ref. 3717. Sold January 4th, 2011.
Fine, self-winding, water-resistant, antimagnetic, stainless steel
wristwatch with round button chronograph, registers, day
and date and a stainless steel IWC link bracelet with concealed
deployant clasp. Accompanied by the original fitted box,
guarantee, booklets and 2 extra links.
Two-body, brushed and polished, concave lugs, stepped bezel,
screw down case back and crown, antimagnetic protection
shield, sapphire crystal.
Black with luminous Arabic numerals, baton and triangular
indexes, subsidiary dials for the seconds, the 12-hour and
30-minute registers, outer minute/seconds track, apertures
for the days of the week and the date. Luminous steel lozenge
Cal. 7902, rhodium plated, oeil-de-perdrix decoration, 25
jewels, straight-line lever escapement, monometallic balance,
shock absorber, self-compensating flat balance spring, index
regulator, hack mechanism.