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

Reference IW5164-05

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

About this watch

The IWC IW5164-05 Portofino Hand-Wound Eight Days Moonphase '150 Years' is a stunning tribute to IWC's rich heritage, marrying modern horology with classic design. This limited edition watch, part of 350 units produced, combines luxury, functionality, and celestial magic. The round stainless steel case exudes sophistication, while the glossy blue finish invites closer inspection. The moonphase indicator adds a touch of elegance, reminding you of the beauty above. At its core is the IWC 59800 caliber, a marvel of engineering featuring 30 jewels for smooth operation and a 192-hour power reserve. This handwound movement is a testament to IWC's commitment to quality and craftsmanship. The Portofino adapts beautifully to your style, whether in a suit or casually dressed, making it a perfect companion for any occasion.

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MSRP: $14,200

Market Price: $7,052

Key Features

IWC caliber 59800 hand-wound movement
192-hour power reserve
30 meters water resistance
Moonphase indicator
Glossy blue stainless steel case
Feuille hands and stick/dot indexes
Date display and small seconds subdial

Specifications

Brand

IWC

Family

Portofino

Model

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

Reference

IW5164-05

Movement

59800

Movement Features

Hours, Minutes, Small Seconds
Date
Moonphase
Power Reserve Indicator

Case

Stainless Steel 45mm

Dial Color

Blue

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

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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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