Important Modern & Vintage Timepieces

Hong Kong, Jul 09, 2016

LOT 80

IWC REF. 378507 INGENIEUR CHRONOGRAPH SILBERPFEIL STEEL International Watch Co., Schaffhausen, "Ingenieur Chronograph Silberpfeil," case No. 5186922, Ref. IW378507. Made circa 2012. Very fine, large, tonneau-shaped, self-winding, water-resistant, stainless steel wristwatch with square button chronograph, registers, tachymeter, date and a stainless steel IWC buckle. Accompanied by the fitted box and blank warranty card.

Three-body, polished and brushed, bezel with tachometer scale to 1000 UPH, screwed-down case back with engraved image of Silberpfeil, (a race car), sapphire crystal. Bicolor brown (oeil-de-perdrix decoration) and silver with applied steel luminous baton indexes, outer minute and seconds divisions with Arabic five-minute markers, subsidiary seconds and combined 60-minute and 12-hour register dial, date aperture at 6. Stainless steel luminous baton hands. Cal. 89361, rhodium-plated, 38 jewels, straight-line lever escapement, monometallic balance, shock absorber, self-compensating flat balance spring, double-pawl automatic winding system, hack mechanism.