IWC Portugieser Portugieser Regulateur Platinum

Reference IW5444-03

About this watch

The IWC Portugieser IW5444-03 Regulateur Platinum is a masterpiece of luxury watchmaking, showcasing IWC's dedication to both form and function. This handwound timepiece boasts a unique regulator-type display, where the hours, minutes, and small seconds are separated, creating a visually striking layout that captures the essence of IWC's design philosophy. The Feuille hands add a touch of elegance, while the Arabic numerals provide perfect balance between style and practicality. At its core lies the IWC caliber 98245 movement, a marvel of engineering with 22 jewels that minimize friction and enhance longevity. With a power reserve of 46 hours and a frequency of 18,000 vibrations per hour, this movement ensures accuracy and reliability. The open case back provides a stunning view of the movement, showcasing IWC's attention to detail and transparency. The watch strikes an ideal balance between presence and comfort, making it suitable for various occasions. Its timeless elegance and functionality make it a celebration of artistry and precision.

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Key Features

Handwound IWC caliber 98245 movement
Unique regulator-type display with separated hours, minutes, and small seconds
Feuille hands with Arabic numerals
Platinum case with silver color
30 meters water resistance
46-hour power reserve
18,000 vibrations per hour frequency

Specifications

Brand

IWC

Family

Portugieser

Model

Portugieser Regulateur Platinum

Reference

IW5444-03

Movement

98245

Movement Features

Hours, Minutes, Small Seconds

Case

43.1mm

Dial Color

Silver

Crystal

Sapphire

Water Resistance

Current Listings

FURTHER REDUCED IWC Portugieser Jubilee Ref. 5441 – 18k Rose Gold – Limited Edition 006/500

IWC - 5441 · $12,899

This IWC Portugieser Jubilee Ref. 5441 is a limited edition of 500 pieces produced in rose gold to celebrate the 125th anniversary of International Watch Company. It features a classic design language inspired by the original 1930s models, including a silver dial and manual-winding IWC Caliber 9828 movement.

Condition: Overall very good vintage condition, minor scuffing around the ~10 o'clock area on the crystal
Case Size: ~42 mm
Diameter: ~42 mm
Movement: IWC Caliber 9828, manual wind

Posted at

Apr 28, 2026, 9:28 PM

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2020 IWC Portugieser Yacht Club "Orlebar Brown" - IW390704 - Full Set Priced to Fly

IWC - IW390704 · $7,500

A beautiful summer timepiece by IWC, the Portugieser Yacht Club Chronograph Edition 'Orlebar Brown' has a fresh and crisp aesthetic while maintaining its classic iconic design.

Condition: great preowned condition with minor signs of wear throughout the case, caseback, case sides, bracelet, and clasp
Year: 2020
Case size: 44mm
Crystal type: sapphire

Posted at

Apr 27, 2026, 7:20 PM

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IWC Portugieser Chronograph IW371624 Dune Dial Full Set

IWC - IW371624 · $7,497

This pre-owned IWC Portugieser Chronograph features a stainless steel case with a dune dial and black alligator strap. The watch comes in a full set, including box, papers, and original contents.

Condition: Very good
Case size: 41 mm
Case material: Stainless steel

Posted at

Apr 27, 2026, 9:52 AM

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IWC Portugieser Regulateur. IW544401. Box, Papers...

IWC - IW544401 · $6,600

IWC Portugieser Regulateur for sale, complete with box and papers.

Box: true
Papers: true

Posted at

Apr 25, 2026, 11:42 AM

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[US] IWC Portugieser Automatic 40 - Silver Dial - 40mm - IW358312 - BRAND NEW

IWC - IW358312 · $7,000

This IWC Portugieser Automatic 40 is a brand new timepiece with a silver dial and 40mm case. It features an automatic movement and comes with various accessories such as a box, manual, warranty booklet, microfiber cloth, link tools, and digital transferable warranty.

Condition: Brand new, unworn
Case size: 40mm diameter

Posted at

Apr 25, 2026, 9:21 AM

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IWC Portugieser Chronograph IW371624 Dune Dial Full Set

IWC - IW371624 · $7,497

A pre-owned Portugieser Chronograph with a dune dial, featuring an automatic movement and a stainless steel case.

Condition: Very good
Case size: 41mm
Case material: Stainless steel
Movement type: Automatic

Posted at

Apr 20, 2026, 9:05 AM

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IWC Portugieser Tourbillon Mystere, White Gold IW504207 ♦️Lightly Used Undated♦️

IWC - IW504207 · $30,457

This listing is for an IWC Portugieser Tourbillon Mystere in White Gold, featuring a tourbillon mechanism. The watch has been lightly used and comes with the full set of box and papers.

Condition: Lightly Used
Material: White Gold
Comes With: Full set (box & papers)

Posted at

Apr 20, 2026, 5:38 AM

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IWC Schaffhausen Portugieser. Blue Hands/Indices. 40mm. IW358312. Card Included..

IWC Schaffhausen - IW358312 · $4,950

This IWC Portugieser is a gorgeous watch with an inhouse movement, available for sale. It features blue hands and indices on a 40mm case.

Case size: 40mm diameter
Movement type: inhouse

Posted at

Apr 19, 2026, 11:42 AM

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IWC Portugieser Jubilee Ref. 5441 – 18k Rose Gold – Limited Edition 006/500 – REDUCED PRICE

IWC - 5441 · $13,249

A limited edition IWC Portugieser Jubilee Ref. 5441 in 18k rose gold produced to celebrate IWC's 125th anniversary, featuring a manual-winding movement and classic Portugieser design language.

Condition: Overall very good vintage condition, minor scuffing around the ~10 o'clock area on the crystal.
Case Size: ~42 mm
Dial Color: Silver
Movement Type: Manual winding

Posted at

Apr 18, 2026, 2:43 PM

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