IWC | Portuguese Chronograph Portugieser, 40.9 mm., Steel, Ref. IW371491 IWC guarantee, 2019 Blue dial
IWC | Portuguese Chronograph Portugieser, 40.9 mm., Steel, Ref. IW371491 IWC guarantee, 2019 Blue dial
Self-winding mechanical chronograph movement, Caliber 79350, 31 jewels, and 28,800 vibrations per hour. 44-hour power reserve. Chronograph function with minutes and seconds. Small seconds with stopwatch.
Steel case with a diameter of 40.9 mm and a thickness of 12.5 mm.
Blue dial with applied silver Arabic numerals and a precision scale for measuring times to the nearest quarter of a second. Recessed subdials and leaf-shaped hour and minute hands.
Domed sapphire crystal with anti-reflective coating on both sides.
Case back secured by 4 screws, in steel
Original IWC black alligator strap. Original IWC steel folding clasp.
Ref: IW371491
YEAR: 2019
CONDITIONS: EXCELLENT
ORIGINAL BOX: Absent
ORIGINAL WARRANTY: Present
REVIEW: Performed in our laboratory