IWC Portugieser Portugieser Constant-Force Tourbillon Double Moon Red Gold / Black

Reference IW5901-07

About this watch

The IWC Portugieser Constant-Force Tourbillon Double Moon Red Gold / Black (model IW5901-07) stands out as a true marvel in the world of luxury watches. Crafted from red gold, this watch radiates warmth and elegance with its black sunburst dial. The IWC manufactured 94800 caliber showcases the pinnacle of horological engineering with a constant-force mechanism, 96-hour power reserve, and tourbillon. A double moonphase display and day/night indicator add to its celestial appeal. With only one unit produced, this limited edition watch is a collector's dream. Its combination of exquisite craftsmanship, limited availability, and IWC's reputation makes it a potentially wise investment.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Red gold case with black sunburst dial
  • IWC manufactured 94800 caliber movement
  • Constant-force mechanism for stable amplitude
  • 96-hour power reserve indicator
  • Tourbillon with 1-second intervals
  • Double moonphase display and day/night indicator
  • Water resistance up to 30 meters

Specifications

Brand
IWC
Family
Portugieser
Model
Portugieser Constant-Force Tourbillon Double Moon Red Gold / Black
Reference
IW5901-07
Movement
94800
Movement Features
  • Minutes, Hours, Small Seconds
  • Moonphase
  • Constant Force Mechanism, Tourbillon Escapement, Power Reserve Indicator
Case
Red Gold 46mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
30

Current Listings

MINT Iwc IW500701 PORTUGIESER 7 DAY POWER RESERVE 18K ROSE GOLD 2024 FULL SET

MINT Iwc IW500701 PORTUGIESER 7 DAY POWER RESERVE 18K ROSE GOLD 2024 FULL SET

IWC - IW500701 · $13,625
This is a beautiful 2024 IWC Portuguese 7 Day Power Reserve in 18K rose gold with a silver dial and 41mm case. It comes with a Santoni dark brown alligator leather strap and an 18K rose gold deployant clasp.

  • Condition: Mint, unpolished condition
  • Case Size: 41mm
  • Power Reserve: 7 days
  • Warranty Years Remaining: under 8 years
Posted at
Feb 6, 2025, 10:33 PM
Active
IWC Portugieser Chronograph - 41mm - Blue Rubber - IW371620 ( new / 2024 )

IWC Portugieser Chronograph - 41mm - Blue Rubber - IW371620 ( new / 2024 )

IWC - IW371620 · $7,250
This IWC Portugieser Chronograph features a 41mm stainless steel case, white and blue dial, and comes with an IWC Warranty Card dated November 2024.

  • Condition: Unworn condition
  • Case size: 41mm diameter
  • Movement: In-House Calibre 69355
Posted at
Feb 3, 2025, 3:20 PM
Active
IWC Portugieser Chronograph - 41mm - Blue Dial - IW371606 ( new / 2024 )

IWC Portugieser Chronograph - 41mm - Blue Dial - IW371606 ( new / 2024 )

IWC - IW371606 · $6,750
This IWC Portugieser Chronograph features a stainless steel case, in-house Calibre 69355 movement, and blue dial.

  • Condition: Unworn
  • Case size: 41mm diameter
  • Materials: Stainless Steel
Posted at
Feb 3, 2025, 3:19 PM
Active