• Movement 
    Automatic
  • Year of manufacture 
    1970
  • Lot number 
    181
  • Diameter 
    46
  • Location

Description

IWC REF. 3902 PORTUGIESER
YACHT CLUB CHRONO DATE STEEL
International Watch Co., Schaffhausen, Portugieser
Yacht Club, Chronograph Automatic, case No.
3830989, Ref. 3902. Made in 2012.
Fine and rare, large, self-winding, water-resistant,
stainless steel wristwatch with date, round button
chronograph, register and a stainless steel
deployant clasp. Accompanied by a fitted box
and instruction booklet.
Dial, case and movement signed.
Three-body, polished and brushed, overhanging bezel, concave lugs, transparent screw-down case back, sapphire crystals
Black with applied white gold Arabic numerals and luminous dots, outer 1/5th seconds track with 5-second Arabic markers, subsidiary seconds and 30-minute register dials, aperture for the date. Luminous white gold feuille hands.
Cal. C89351, rhodium-plated, fausses cotes decoration, 38 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating flat balance spring, hack mechanism.