IWC Schaffhausen Portuguese Anniversary Watch Reference IW5441

Launched in 1993, on the occasion of the company’s 125th anniversary, this Portuguese anniversary watch pays tribute to a striking wristwatch of the 1940s. With this special edition timepiece IWC reinterpreted the iconic ‘Portuguese’, one of the most successful IWC watches.

IWC Portuguese 125th Anniversary Watch

Introduced in 1993, the IWC ‘Portuguese’ 125th anniversary watch is a limited edition 1,000 pieces  in steel, 500 in red gold and 250 in platinum.

A special feature this timepiece is the view of the movement through a see-through sapphire crystal case back. The calibre 9828 in the modern ‘Portuguese’ is based on the original pocket watch Calibre 98.

Technical details

Model: IWC Portuguese 125th Anniversary Watch

Case, dial and strap
Case material: Steel/Red Gold/950 Platinum
Diameter: 42mm
Thickness: 10.4mm
See-through base with sapphire crystal
Limited series of 1,000 pieces (Steel), 500 (Red gold) and 250 (Platinum)
Matt silver-plated dial, gold-plated Arabic relief numerals, and lancet-shaped leaf hands
Crocodile leather wrist strap
Water resistance: 30 meters

Movement
IWC Calibre 9828 with anniversary engraving ‘International Watch Co.1868-1993’, mono metallic balance wheel with Breguet spiral, precision regulator eccentrics on the arms of the balance wheel, swan-neck precision regulator, 19 rubies, manual wind-up, stoppable seconds hand for exact time setting.

References
IW5441-01: Stainless steel case, silvered dial and brown crocodile strap
IW5441-02: Stainless steel case, silvered dial and black crocodile strap
IW5441-03: 18K rose gold case, silvered dial and brown crocodile strap
IW5441-04: 18K rose gold case, silvered dial and black crocodile strap
IW5441-05: Platinum case, silvered dial and brown crocodile strap
IW5441-06: Platinum case, silvered dial and black crocodile strap

Note: In 1993, to mark the 50th anniversary of PISA Orologeria (a luxury watch retailer based in Milan, Italy), a special variant of the Portuguese Anniversary Watch (reference number IW5441-07) was released. Limited to 50 pieces, this model has a stainless steel case and a silvery white dial.

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