IWC Portofino Portofino Automatic / Stainless Steel / White / Bracelet

Reference IW3513-18

About this watch

The IWC IW3513-18 Portofino Automatic is a masterpiece of design, combining classic elegance with modern functionality. Its round stainless steel case is polished to perfection, reflecting light beautifully while maintaining a solid presence on the wrist. The white dial is the epitome of sophistication, offering a crisp backdrop for the stick and dot indexes that mark the hours. With its impeccable craftsmanship, reliable movement, and timeless design, this watch can serve as both a daily wear and a collector's item. In the world of horology, this piece is likely to hold its value and potentially appreciate over time.
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MSRP: $2,100
Market Price: $1,553

Key Features

  • IWC Caliber 37521 Automatic Movement
  • Polished Stainless Steel Case
  • White Dial with Stick and Dot Indexes
  • Sapphire Crystal Glass for Scratch Resistance
  • 30m Water Resistance
  • 18mm Lug Width for Versatile Bracelet Options

Specifications

Brand
IWC
Family
Portofino
Model
Portofino Automatic / Stainless Steel / White / Bracelet
Reference
IW3513-18
Movement
37521
Movement Features
  • Hours, Minutes, Seconds, World Time
  • Date
Case
Stainless Steel 34mm
Dial Color
White
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] 2019 IWC Portofino Chronograph Blue IW391036 42mm Full Set - $5,095

2019 IWC Portofino Chronograph Blue IW391036 42mm Full Set - $5,095

IWC - IW391036 · $5,095
This IWC Portofino Chronograph Blue is a 2019 model, reference IW391036, featuring a blue dial and chronograph function. It's in excellent condition and has been thoroughly tested on a timegrapher.

  • Condition: Excellent condition with minimal signs of wear
  • Case size: 42mm diameter
  • Water resistance: 30m depth rating
Posted at
Apr 18, 2026, 5:25 PM
Active
[WTS] IWC Portofino Automatic Moon Phase Limited Edition Year of the Snake Ref IW459604 37mm Full Kit 2025 $7,900

IWC Portofino Automatic Moon Phase Limited Edition Year of the Snake Ref IW459604 37mm Full Kit 2025 $7,900

IWC - IW459604 · $7,900
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, a snake-shaped solid 18k 5N gold rotor, and an IWC-manufactured Calibre 32800 automatic movement.

  • Condition: great
  • Case size: 37.1mm
  • Thickness: 11.3mm
  • Dial color: burgundy/red
Posted at
Apr 18, 2026, 2:49 PM
Active
[WTS] 2022 IWC Portofino Chronograph ref: IW391037 - full set

2022 IWC Portofino Chronograph ref: IW391037 - full set

IWC - IW391037 · $4,998
The IWC Portofino Chronograph IW391037 is a watch that brings together precision and heritage in a design that feels both purposeful and refined. It features a crisp, white dial with deep blue hands on a blue alligator strap, along with three chronograph subdials and the day and date at the 3 o'clock position.

  • Condition: Very good pre-owned condition
  • Case size: 42mm diameter
  • Movement type: Automatic
Posted at
Apr 17, 2026, 5:07 PM
Active
[WTS] 2019 IWC Portofino Automatic ref: IW356519 - Full set

2019 IWC Portofino Automatic ref: IW356519 - Full set

IWC - IW356519 · $3,598
The IWC Portofino Automatic Edition '150 Years' is a limited jubilee collection edition watch with a 40mm case size, crisp white dial, and date display at the 3:00 position. It features a 42-hour power reserve and 30 meters of water resistance.

  • Condition: Very good pre-owned condition with very faint signs of wear
  • Case size: 40mm diameter
  • Water resistance: 30 meters
Posted at
Apr 17, 2026, 4:46 PM
Active
[WTS] IWC Portofino Moonphase 41mm Auto with Box/Papers - IW459402 - Active Warranty until 11/2029

IWC Portofino Moonphase 41mm Auto with Box/Papers - IW459402 - Active Warranty until 11/2029

IWC - IW459402 · $12,500
IWC Portofino Moonphase 41mm Auto with box and papers, active warranty until 11/2029.

  • Case size: 41mm
  • Water resistance: 30m
Posted at
Apr 17, 2026, 3:32 PM
Active
[WTS] IWC Portofino Automatic Moon Phase 40mm Blue Dial IW459402 Complete

IWC Portofino Automatic Moon Phase 40mm Blue Dial IW459402 Complete

IWC - IW459402 · $4,950
This IWC Portofino Automatic Moon Phase features a 40mm blue dial. The watch is in very good condition, rated at 9.5/10.

  • Condition: Very good condition, a few microscratches on the caseback and clasp.
  • Box Count: 2
  • Movement Type: Automatic
Posted at
Apr 17, 2026, 10:11 AM
Active
[WTS] 2019 IWC Portofino Chronograph Blue IW391036 42mm Full Set - $5,095

2019 IWC Portofino Chronograph Blue IW391036 42mm Full Set - $5,095

IWC - IW391036 · $5,095
A 2019 IWC Portofino Chronograph Blue, a 42mm chronograph watch in excellent condition.

  • Condition: Excellent condition with minimal signs of wear
  • Case Size: 42mm diameter
Posted at
Apr 16, 2026, 6:46 PM
Active
[WTS] IWC Portofino Automatic IW356504 18K Rose Gold 40MM Silver Dial Automatic

IWC Portofino Automatic IW356504 18K Rose Gold 40MM Silver Dial Automatic

This IWC Portofino Automatic IW356504 features a 40mm rose gold case and an original brown leather strap. The watch presents in near mint condition with minimal signs of wear.

  • Condition: Excellent / Near Mint
  • Case material: Solid 18K Rose Gold
  • Case size: 40mm
  • Movement type: Automatic IWC Movement
Posted at
Apr 16, 2026, 10:53 AM
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