IWC Portofino Portofino Hand-Wound Eight Days Moonphase 150 Years Stainless Steel / White

Reference IW5164-06

IWC Portofino Hand-Wound Eight Days Moonphase 150 Years Stainless Steel / White

About this watch

The IWC IW5164-06 Portofino Hand-Wound Eight Days Moonphase is a masterpiece of luxury horology. This limited edition timepiece embodies the essence of sophistication and elegance. With its 45mm stainless steel case and glossy white dial, this watch is a stunning canvas for the beautiful features that adorn it. The moonphase indicator, date display, and power reserve indicator are expertly arranged to create a harmonious balance of style and functionality. At the heart of this timepiece lies the IWC caliber 59800, a hand-wound movement that showcases the brand's dedication to precision and performance. With a power reserve of up to 192 hours, or eight days, this watch ensures that you won’t have to wind it frequently, making it a practical choice for daily wear. The hand-wound mechanism allows for a tactile experience that many watch enthusiasts cherish. Every aspect of the IW5164-06 reflects IWC's commitment to quality and craftsmanship, from the scratch-resistant sapphire crystal to the open case back that reveals the intricate movement inside.

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Key Features

45mm stainless steel case
Glossy white dial with moonphase indicator
Hand-wound movement (IWC caliber 59800)
Power reserve of up to 192 hours (8 days)
Scratch-resistant sapphire crystal
Limited edition of 350 units

Specifications

Brand

IWC

Family

Portofino

Model

Portofino Hand-Wound Eight Days Moonphase 150 Years Stainless Steel / White

Reference

IW5164-06

Movement

59800

Movement Features

Hours, Minutes, Small Seconds
Date
Moonphase
Power Reserve Indicator

Case

Stainless Steel 45mm

Dial Color

White

Crystal

Sapphire

Water Resistance

Current Listings

2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $5,995

IWC - IW391404 · $5,995

This 2025 IWC Portofino Chronograph Black is a brand new timepiece featuring a chronograph function. The watch comes in a 39mm case and includes a full set of accessories, including the box, travel case, international warranty card, and instructions manual.

Condition: New condition
Case size: 39mm diameter

Posted at

May 24, 2026, 11:47 AM

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IWC Portofino Chronograph $3200 SHIPPED

IWC - IW391002 · $3,200

A pre-owned IWC Portofino Chronograph in working condition at the time of listing, but not guaranteed for future performance.

Condition: Pre-owned, working condition
Case Size Without Crown: 42 mm
Case Size With Crown: 45 mm
Straps Included: 1

Posted at

May 23, 2026, 12:37 PM

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IWC Portofino 42MM Black Dial, Stainless Steel Full Set

IWC - IW391010 · $4,000

This 2018 IWC Portofino Chronograph features a black dial, stainless steel case and Milanaise bracelet. It includes day and date display, small hacking seconds, chronograph function and is a full set with original box, warranty card and manual.

Condition: beautiful condition with no visible scratches
Bracelet Type: Milanaise
Case Size: 42MM

Posted at

May 22, 2026, 8:14 PM

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2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $5,995

IWC - IW391404 · $5,995

A 2025 IWC Portofino Chronograph Black IW391404 is available for sale. It features a chronograph function and comes with a full set including the watch, box, travel case, international warranty card, and instructions manual.

Condition: New condition
Size: 39mm diameter
Year: 2025
Case Contents: Watch, Box, Travel Case, International Warranty Card, Instructions Manual

Posted at

May 21, 2026, 10:00 PM

Active

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IWC Portofino Chronograph — 42mm — Ref. IW391029 — $2,699 Shipped 🔥

IWC - IW391029 · $2,699

This IWC Portofino Chronograph features a clean, timeless case design paired with a classic chronograph layout. It's a refined everyday luxury chronograph that wears well at 42mm.

Condition: Fair overall
Case Diameter: 42mm
Condition Notes: Crystal has minor AR coating wear, Bezel, case, caseback, and clasp show hairlines from normal wear

Posted at

May 20, 2026, 9:35 PM

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IWC Portofino Automatic Moonphase 40mm IW459402 – Box/Watch/Papers – $5000 - Warranty until 11/2029!

IWC - IW459402 · $5,000

This IWC Portofino Automatic Moonphase features a 40mm case. The watch comes with its original box, papers, and is still under warranty until 11/2029.

Box: yes, included
Papers: yes, included
Warranty: until November 2029

Posted at

May 20, 2026, 5:54 PM

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IWC Portofino Automatic Moon Phase Limited Edition Year of the Snake Ref IW459604 37mm Full Kit 2025 $7,850

IWC - IW459604 · $7,850

The IWC Portofino Automatic Moon Phase Limited Edition Year of the Snake is a striking and elegant limited-edition piece that blends classic dress watch refinement with artistic flair. The 37mm polished stainless steel case paired with the rich burgundy/red dial gives this watch an eye-catching yet tasteful presence on the wrist.

Condition: great condition
Case size: 37.1 mm
Thickness: 11.3 mm
Dial color: burgundy/red

Posted at

May 16, 2026, 4:24 PM

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