IWC Portofino Portofino Lady Chronograph MecaQuartz Stainless Steel / Yellow Gold / White / Alligator

Reference IW3730-16

About this watch

Welcome to the world of luxury timepieces! Today, we're diving deep into the stunning IWC IW3730-16 Portofino Lady Chronograph MecaQuartz. If you're a fan of elegant design, intricate mechanisms, and a touch of sophistication, this watch might just steal your heart. The IWC IW3730-16 is a dazzling blend of stainless steel and yellow gold, creating a striking contrast that catches the eye. This watch isn’t just about looks; it’s powered by the sophisticated Jaeger-LeCoultre caliber 631 movement, making it a marvel of engineering. The round case, measuring 29 mm in diameter, sits snugly against the wrist, while the white dial with subtle stick and dot indexes provides a clean backdrop that enhances readability while maintaining an air of sophistication. The watch features a chronograph function, allowing you to time events with ease, making it like having a stopwatch and a luxury watch all in one! With its beautiful design, sophisticated movement, and timeless appeal, the IWC IW3730-16 is not just a watch; it’s a piece of art that you wear on your wrist.
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Key Features

  • Jaeger-LeCoultre Caliber 631 MecaQuartz Movement
  • 29mm Stainless Steel and Yellow Gold Round Case
  • White Dial with Stick and Dot Indexes
  • Chronograph Function for Timing Events
  • 30m Water Resistance
  • 7.90mm Height for Comfortable Wear

Specifications

Brand
IWC
Family
Portofino
Model
Portofino Lady Chronograph MecaQuartz Stainless Steel / Yellow Gold / White / Alligator
Reference
IW3730-16
Movement
631
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronograph
Case
29mm
Dial Color
White
Crystal
Sapphire
Water Resistance
30

Current Listings

[WTS] 2021 IWC Portofino Chronograph White IW391027 42mm Full Set - $4,395

2021 IWC Portofino Chronograph White IW391027 42mm Full Set - $4,395

IWC - IW391027 · $4,395
This is a 2021 IWC Portofino Chronograph White, featuring a chronograph function and a 42mm diameter case.

  • Condition: Excellent condition with minimal signs of wear
  • Size: 42mm diameter
  • Year: 2021
Posted at
Apr 19, 2026, 7:11 PM
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
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