1. Overview

The IWC IW377726 Pilot Chronograph represents one of the most iconic chronograph models in the Pilot’s Watch family. With its striking blue dial, rugged stainless-steel construction, and legendary reliability, it is crafted for those who admire aviation heritage, technical performance, and timeless wristwatch design.

This model is powered by the trusted Valjoux 7750 architecture (marketed by IWC as the 79320 calibre), offering stable performance, accurate timekeeping, and full chronograph functionality. Its 43mm case makes it sporty yet elegant, suitable for daily wear, business settings, or collection purposes.

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2. Design & Craftsmanship

The IW377726 stands out with its recognizable sunburst blue dial, giving the watch exceptional visual depth under different lighting angles. Clean aviation numerals, luminous hands, and precise sub-dials reinforce its pilot-instrument DNA.

• Case Diameter: 43mm

• Case Material: Stainless steel

• Dial Color: Night-blue sunburst finish

• Crystal: Anti-reflective sapphire glass

• Strap: Premium leather strap

• Caseback: Engraved with the iconic “Le Petit Prince” motif

The engraved caseback is inspired by Antoine de Saint-Exupéry’s beloved story, symbolizing elegance, imagination, and timeless charm.

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3. Movement & Performance

Inside the IW377726 beats the tried-and-tested automatic chronograph movement based on the Swiss ETA-7750, beloved for its durability and accuracy.

Movement Highlights

• Self-winding mechanical movement

• Integrated chronograph: hours, minutes, seconds

• Day & date display

• 42-hour power reserve

• Reliable, easy-service architecture

The watch delivers consistent performance and excellent reliability for long-term use.

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4. Functionality

The IW377726 ensures excellent readability and robustness while maintaining classic pilot-watch functionality:

• Chronograph stopwatch function

• Day & date window at 3 o’clock

• Luminous hands and hour markers

• 6-bar (60m) water resistance

• Anti-magnetic soft-iron inner case (Pilot heritage)

A flawless blend of legibility, utility, and everyday practicality.

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5. Wearability & Presence

With a 43mm case and ergonomic lug design, the IW377726 offers a substantial but comfortable wrist presence. The blue dial enhances its versatility, pairing well with both casual and formal attire. Whether worn daily or added to a collection, this model delivers timeless appeal.

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6. Why This Model Is Special

• Highly sought-after aviation chronograph

• Iconic “Le Petit Prince” engraved caseback

• Deep blue dial exclusive to this edition

• Trusted 7750-based chronograph movement

• Rare in boutiques and often sold out

• Excellent value and strong collector interest

A perfect choice for enthusiasts who appreciate aviation history, mechanical precision, and classic IWC styling.

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✅ FAQ 

1. Is the IWC IW377726 suitable for daily wear?

Yes. With its durable stainless-steel case, sapphire crystal, and reliable movement, it is designed for everyday use while maintaining luxury aesthetics.

2. What movement does the IW377726 use?

It uses an automatic chronograph movement based on the ETA-7750 (IWC 79320), known for reliability and easy servicing.

3. Is the IW377726 water-resistant?

Yes. It has 6-bar / 60-meter water resistance, suitable for daily splashes, rain, and handwashing.

4. What is special about the caseback?

The caseback is engraved with the Little Prince (“Le Petit Prince”) artwork, a signature design exclusive to IWC’s special aviation editions.

5. What is the case size of this model?

The watch features a 43mm stainless-steel case — a classic size in the Pilot Chronograph series.