IWC Portofino Portofino Perpetual Calendar Stainless Steel / Silver

Reference IW3446-01

About this watch

The IWC IW3446-01 Portofino Perpetual Calendar is an exquisite timepiece that embodies luxury and precision. Crafted from high-quality stainless steel, this watch boasts a sleek, round shape with a matte silver finish that exudes sophistication. The silver dial features stick and dot indexes, adding a modern touch to its classic design. The IWC logo sits elegantly at 12 o'clock, ensuring brand recognition without overwhelming the aesthetic. The Feuille hands glide gracefully over the dial, creating a harmonious look. At the core of this watch is the IWC caliber 82650 movement, featuring the Pellaton automatic winding system and a power reserve of 60 hours. This mechanical marvel enhances the watch's efficiency and longevity. One of its standout features is its perpetual calendar, keeping track of the date, day, month, and even leap year with ease. The moon phase display adds an astronomical touch, reminding you of celestial beauty. With a water resistance of up to 30 meters, this watch can withstand everyday wear. Its durable and scratch-resistant sapphire glass ensures clarity and protection. Whether for formal or casual settings, the IW3446-01 complements any outfit with its elegant design.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • IWC caliber 82650 movement
  • Perpetual calendar functionality
  • Durable sapphire crystal glass
  • Comfortable lug width of 20.00 mm
  • Water resistance up to 30 meters

Specifications

Brand
IWC
Family
Portofino
Model
Portofino Perpetual Calendar Stainless Steel / Silver
Reference
IW3446-01
Movement
82650
Movement Features
  • Hours, Minutes, Seconds
  • Date, Day, Leap Year, Month
  • Moonphase
Case
Stainless Steel 40mm
Dial Color
Silver
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] IWC Portofino Automatic Moon Phase Limited Edition Year of the Snake Ref IW459604 37mm Full Kit 2025 $8,200

IWC Portofino Automatic Moon Phase Limited Edition Year of the Snake Ref IW459604 37mm Full Kit 2025 $8,200

IWC - IW459604 · $8,200
A limited-edition IWC Portofino Automatic Moon Phase watch with a 37mm polished stainless steel case and burgundy/red dial. The watch features a moon phase display, sapphire crystal, and exhibition caseback.

  • Condition: great condition
  • Case Size: 37.1 mm
  • Thickness: 11.3 mm
  • Dial Color: burgundy/red
Posted at
Apr 12, 2026, 1:14 PM
Active
[WTS] IWC Portofino Hand-Wound Eight Days – 45mm Steel – Ref IW510116

IWC Portofino Hand-Wound Eight Days – 45mm Steel – Ref IW510116

IWC - IW510116 · $8,000
The IWC Portofino Hand-Wound Eight Days is a mechanical watch with a deep blue dial, applied indices, and a 45mm steel case. It features a manually wound caliber that delivers eight full days of power reserve from a single winding.

  • Condition: Excellent
  • Case size: 45mm diameter
  • Case material: stainless steel
  • Bezel type: fixed steel
Posted at
Apr 4, 2026, 1:49 PM
Active
[WTS] IWC Portofino Automatic Moon Phase Limited Edition Year of the Snake Ref IW459604 37mm Full Kit 2025 $8,200

IWC Portofino Automatic Moon Phase Limited Edition Year of the Snake Ref IW459604 37mm Full Kit 2025 $8,200

IWC - IW459604 · $8,200
A limited-edition Portofino Automatic Moon Phase watch with a 37mm stainless steel case, burgundy/red dial, and moon phase display at 12 o'clock. The watch features a bespoke snake-shaped solid 18k 5N gold rotor visible through the sapphire exhibition caseback.

  • Condition: Great condition
  • Case size: 37.1 mm diameter
  • Thickness: 11.3 mm
  • Dial color: Burgundy/Red
Posted at
Apr 4, 2026, 1:30 PM
Active
[WTS] IWC Vintage Portofino Hand Wound Moonphase IW544804 ♦️Lightly Used Undated♦️

IWC Vintage Portofino Hand Wound Moonphase IW544804 ♦️Lightly Used Undated♦️

IWC - IW544804 · $14,926
This IWC Vintage Portofino Hand Wound Moonphase features a moon phase display and is undated. It comes with no box or papers.

  • Condition: Lightly Used
  • Calibre: Calibre 65
  • Payment Methods: Bank Wire, Credit card, Crypto
Posted at
Mar 31, 2026, 11:11 PM
Active
IWC Portofino Automatic 40MM IW356303 Silver Dial

IWC Portofino Automatic 40MM IW356303 Silver Dial

IWC - IW356303 · $2,080
IWC Portofino Automatic 40MM IW356303 Silver Dial is a men's watch with a mechanical automatic movement.

  • Condition: 90%
  • Size: 40mm diameter
  • Case material: Stainless Steel
Posted at
Apr 8, 2025, 8:48 AM
Active
2024 IWC Portofino Hand-Wound Moon Phase Silver Steel FULL SET MINT IW516401

2024 IWC Portofino Hand-Wound Moon Phase Silver Steel FULL SET MINT IW516401

IWC - IW516401 · $8,875
This IWC Portofino Hand-Wound Moon Phase features a silver-plated dial with a moon phase display, high-polished stainless steel domed bezel and case, and an exhibition caseback offering a clear view of the movement. It has an 8-day power reserve when fully wound and includes various functions such as hours, minutes, date, small seconds subdial, moon phase display, and power reserve indicator.

  • Condition: Mint
  • Case Size: 42mm
  • Material: stainless steel
  • Movement Type: hand-wound
Posted at
Apr 2, 2025, 5:33 PM
Active
IWC Portofino 18K Rose Gold Grey Dial Eight Days 45mm IW510104

IWC Portofino 18K Rose Gold Grey Dial Eight Days 45mm IW510104

IWC - IW510104 · $8,190
The IWC Portofino is a men's watch featuring a grey dial and 18K rose gold case, with a size of 45mm. It has a mechanical manual movement and functions include date and power reserve.

  • Condition: 90%
  • Case material: 18K Rose Gold
  • Movement type: Mechanical Manual
  • Size: 45mm
Posted at
Mar 6, 2025, 9:28 AM
Active
IWC Portofino Hand-Wound 8 Days Hand-Wound Black Steel 45mm IW510102 Strap

IWC Portofino Hand-Wound 8 Days Hand-Wound Black Steel 45mm IW510102 Strap

IWC - IW510102 · $4,199
The IWC Portofino Hand-Wound 8 Days is a pre-owned watch with a black steel case, featuring an IWC hand-wind movement and 45mm diameter. It comes with an IWC box, papers, and a brown leather strap.

  • Condition: Excellent
  • Case material: Stainless Steel
  • Crystal type: Sapphire
  • Movement type: Hand Wind
Posted at
Feb 28, 2025, 7:57 PM
Active
IWC Portofino Automatic White Dial 38mm IW353303

IWC Portofino Automatic White Dial 38mm IW353303

IWC - IW353312 · $2,275
The IWC Portofino Automatic White Dial is a 38mm men's watch with a mechanical automatic movement and date function, housed in a stainless steel case.

  • Condition: 90%
  • Case size: 38mm
  • Movement type: Mechanical Automatic
Posted at
Feb 16, 2025, 8:46 AM
Active