Details

Brand

IWC

Model

Ingenieur Chronograph Racer

Reference

IW378507

Movement

Automatic cal. 89361

Case

45 mm

Metal

Stainless Steel

Circa

2010's

Dial

Ardoise (Grey Sunray)

Bezel

Steel Tachymetre

Condition

Very Good

Box/Papers

Watch only

About this watch

Band: IWC Black alligator strap Clasp: IWC Pin Buckle Glass: Sapphire crystal Water Resistant: 10 Bar First launched at SIHH in 2013, this Ingenieur Flyback chronograph represents the first partnership between IWC and the Mercedes-AMG Petronas F1 team. The 45 mm stainless steel case has a lug-to-lug distance of 54.5 mm and a depth of just 14.5 mm—impressive given the 299 components housed inside the in-house automatic flyback Calibre 89361 alone. It is pressure-resistant to 10 bar, although the watch is not intended for aquatic use. Please note: even bumping the chronograph pushers while submerged can lead to a potentially costly overhaul. IWC have taken inspiration from watch design legend Gérald Genta’s 1976 Ingenieur SL, including the integrated lugs and recessed bezel. The sunray Ardoise (slate grey) dial features concentric circular graining, a bi-compax layout, and a colour-matched date aperture at 6 o'clock. The luminous hands and hour markers are made from polished stainless steel and are protected by a scratch- and glare-resistant sapphire crystal. Surrounding the sapphire is a fixed tachymetric scale used in conjunction with the chronograph to determine average speed over a known distance—perfect for race car drivers. The watch is set on a black rubber strap with a white contrasting stitch. It secures to the wrist with a branded steel pin buckle. An F1 car in bas-relief is engraved onto the steel case back, protecting the in-house automatic flyback cal. 89361 within. It beats at 4 Hz with an impressive 68-hour power reserve. The flyback function allows for the chronograph to be stopped and restarted instantaneously with a single push of the lower pusher; this function is ideal for lap timing and is…