IWC Portofino Portofino Automatic 37 Red Gold / Diamond / Silver

Reference IW4581-07

IWC Portofino Automatic 37 Red Gold / Diamond / Silver

About this watch

The IWC Portofino IW4581-07 is a masterpiece of luxury watchmaking, featuring a stunning red gold casing and gem-set bezel that radiates opulence. The silver dial creates a visual harmony with the warm tones of the red gold, while the sapphire crystal glass ensures scratch-resistance and durability. At its core lies the IWC caliber 35111 movement, a marvel of engineering that provides accurate timekeeping with a remarkable 42-hour power reserve and 25 jewels. This automatic movement is designed for efficiency and durability, making it a reliable companion for everyday adventures. The watch features hours, minutes, seconds, and a date display, providing essential functions without overwhelming the design. With its water resistance of up to 30 meters and comfortable 37mm diameter, this timepiece is suitable for both formal and casual occasions, elevating your style with its timeless elegance.

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MSRP: $18,400

Market Price: $8,866

Key Features

IWC caliber 35111 movement
Red gold casing with gem-set bezel
Sapphire crystal glass
42-hour power reserve and 25 jewels
Water resistance up to 30 meters
37mm diameter for comfort and versatility
Timeless elegance with silver dial

Specifications

Brand

IWC

Family

Portofino

Model

Portofino Automatic 37 Red Gold / Diamond / Silver

Reference

IW4581-07

Movement

35111

Movement Features

Hours, Minutes, Seconds
Date

Case

Red Gold 37mm

Dial Color

Silver

Crystal

Sapphire

Water Resistance

Current Listings

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

IWC - IW391404 · $5,995

Up for sale is a new IWC Portofino Chronograph Black, a 39mm watch with chronograph functionality.

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

Posted at

May 7, 2026, 11:48 AM

Active

View listing on r/WatchExchange

2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $6,795

IWC - IW391404 · $6,795

2025 IWC Portofino Chronograph Black in new condition, a 39mm chronograph watch.

Condition: New condition
Case Size: 39mm diameter

Posted at

May 2, 2026, 12:09 PM

Active

View listing on r/WatchExchange

2019 IWC Portofino Chronograph Blue IW391036 42mm Full Set - $4,995

IWC - IW391036 · $4,995

This is a 2019 IWC Portofino Chronograph Blue, a luxury watch featuring chronograph functionality.

Condition: Excellent condition with minimal signs of wear
Case Size: 42mm

Posted at

Apr 30, 2026, 9:48 AM

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View listing on r/WatchExchange

2025 NEW IWC Portofino Chronograph Black IW391404 39mm Full Set - $6,795

IWC - IW391404 · $6,795

This is a brand new IWC Portofino Chronograph Black, with a 39mm diameter. The watch comes in excellent condition, fully set and ready to wear.

Condition: New condition
Year: 2025
Case diameter: 39mm

Posted at

Apr 30, 2026, 9:44 AM

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View listing on r/WatchExchange

IWC Portofino IW333101 – Solid 18k Gold – Ultra Thin Dress Watch – $3,250 OBO

IWC - IW333101 · $3,250

A IWC Portofino IW333101 is a timeless, ultra-thin dress watch in solid 18k yellow gold with a clean, minimalist dial and date window at 3 o'clock. It features understated luxury and ideal for both formal occasions and everyday wear.

Condition: Very Good
Case material: 18k yellow gold
Movement type: quartz

Posted at

Apr 25, 2026, 8:05 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

A limited-edition IWC Portofino Automatic Moon Phase watch with a striking and elegant design, featuring a moon phase display and a bespoke snake-shaped solid gold rotor.

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

Posted at

Apr 25, 2026, 10:43 AM

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