IWC Ingenieur Ingenieur SL Chronometer Stainless Steel / White / Bracelet

Reference IW3521-01

IWC Ingenieur SL Chronometer Stainless Steel / White / Bracelet

About this watch

The IWC Ingenieur SL Chronometer IW3521-01 is a masterpiece of watchmaking that seamlessly blends precision, elegance, and history. With a rich heritage dating back to 1868, International Watch Company (IWC) has established itself as a pioneer in luxury timepieces. The Ingenieur line, known for its engineering excellence and stylish designs, takes center stage with this model. The clean white dial features stick and dot indexes that exude sophistication, while the stick hands glide smoothly over the dial, ensuring effortless time-telling. The stainless steel case, measuring 34.00 mm in diameter and 8.80 mm in height, is both durable and elegant, making it perfect for various wrist sizes. The IWC caliber 8872 movement powers this chronometer, boasting a power reserve of 40 hours and accuracy certified through rigorous testing. With a water resistance of 120 meters, this watch can withstand the elements, from swimming to rain showers. Its comfortable design and versatile aesthetic make it suitable for everyday wear, seamlessly transitioning from business attire to casual wear. The IWC Ingenieur SL Chronometer IW3521-01 is not just a timepiece; it's a legacy on your wrist, telling a story of craftsmanship, heritage, and style.

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Market Price: $3,731

Key Features

IWC Caliber 8872 movement
Sapphire glass for durability and clarity
Chronometer certified for accuracy
Water resistance up to 120 meters
Automatic with platinum rotor based on JLC 889/2
40-hour power reserve
36 jewels

Specifications

Brand

IWC

Family

Ingenieur

Model

Ingenieur SL Chronometer Stainless Steel / White / Bracelet

Reference

IW3521-01

Movement

8872

Movement Features

Hours, Minutes, Seconds
Date
Chronometer

Case

Stainless Steel 34mm

Dial Color

White

Crystal

Sapphire

Water Resistance

120

Current Listings

IWC Ingenieur 40mm Aqua Dial 2025 Complete Kit

IWC - IW328903 · $9,500

This IWC Ingenieur features a 40mm Aqua Dial and has a thin 10.7mm case with a 120 hour power reserve.

Condition: Incredible Preowned Condition
Case thickness: 10.7mm
Diameter: 40mm
Power reserve: 120 hours

Posted at

Dec 11, 2025, 9:33 AM

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IWC Micro Adjust Clasp for Ingenieur 40 & Others

IWC - IW32890x · $375

Additional details on a preowned IWC clasp for the Ingenieur 40 and other models, allowing micro adjustment instead of the stock butterfly clasp.

Condition: Excellent condition
Compatible Watches: Not specified, but confirmed compatible with 40mm IW32890x model Ingenieur. Cross reference required for other models.

Posted at

Dec 11, 2025, 9:28 AM

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IWC Ingenieur Automatic IW357001 $2,699

IWC - IW357001 · $2,699

The IWC Ingenieur IW3570 is a well-crafted watch that combines classic design with modern functionality. It has balanced proportions and quality finishing, making it a strong contender in its category.

Condition: Pre-owned with minor scratches on polished bezel
Case Size: 40mm diameter
Case Thickness: 10.3mm
Lug Width: 20mm

Posted at

Dec 10, 2025, 12:49 PM

Active

View listing on r/WatchExchange