IWC Portugieser Portugieser Chronograph Classic Stainless Steel / Blue
Reference IW3903-03
About this watch
Welcome, watch enthusiasts! Today, we’re diving deep into the exquisite world of luxury timepieces, specifically focusing on the stunning IWC - IW3903-03 Portugieser Chronograph Classic Stainless Steel / Blue. This watch is not just a timekeeper; it’s a piece of art that encapsulates the perfect blend of functionality and elegance. The blue dial is not just a color; it's a statement that resonates sophistication. Crafted from high-quality stainless steel, this watch is not only durable but also offers a luxurious feel on the wrist. The sapphire crystal glass is scratch-resistant, ensuring that your timepiece remains pristine for years to come. Plus, the open case back allows you to admire the intricate movement inside—an invitation to appreciate the craftsmanship that goes into every IWC watch. The IW3903-03 features the IWC caliber 89361, a self-winding flyback chronograph movement that combines functionality and reliability. With a power reserve of 68 hours and a frequency of 28,800 vibrations per hour, this movement is designed for accuracy and performance. One of the standout features of this watch is its flyback chronograph function. This allows you to reset the chronograph hand to zero and immediately restart it with a single push of a button. The watch displays hours and minutes through the central hands, while a small seconds hand is positioned at the 6 o'clock mark. Wearing the IW3903-03 is an experience in itself. The 42 mm diameter strikes a balance between a bold presence and comfortable wear. Whether you're at a formal event or out for a casual dinner, this watch complements any outfit.
Key Features
- IWC caliber 89361 self-winding flyback chronograph movement
- 42.00 mm stainless steel case with sapphire crystal glass
- 30 meters water resistance and Arabic numerals indexes
- Feuille hands for elegant timekeeping
- Power reserve of 68 hours and frequency of 28,800 vibrations per hour
Specifications
- Brand
- IWC
- Family
- Portugieser
- Model
- Portugieser Chronograph Classic Stainless Steel / Blue
- Reference
- IW3903-03
- Movement
- 89361
- Movement Features
-
- Hours, Minutes, Small Seconds
- Date
- Chronograph, Flyback
- Case
- Stainless Steel 42mm
- Dial Color
- Blue
- Crystal
- Sapphire
- Water Resistance
- 30
Current Listings
IWC Portugieser Automatic 7 Day Power Reserve Reference 500705 Blue Hand & Index
IWC Portugieser Automatic 7 Day Power Reserve with blue hand and index, a men's watch measuring 43mm in size.
- Condition: 95%
- Case Material: 18K Rose Gold
- Movement Type: Mechanical Manual

IWC Portugieser Chronograph - 41mm - Beige Dial - IW371624 ( unworn / 2025 )
Up for sale is an unworn IWC Portugieser Chronograph in 41mm stainless steel, featuring a beige dial and in-house Calibre 69355.
- Condition: Unworn
- Case material: Stainless Steel
- Case size: 41mm
IWC SCHAFFHAUSEN PORTUGIESER CHRONOGRAPH YEAR OF THE DRAGON 41mm IW371629
This IWC Portugieser Chronograph features a red dial and is housed in a 41mm stainless steel case, paired with a black calfskin strap.
- Condition: EXCELLENT
- Material: stainless steel
- Band material: calfskin
- Case size: 41mm

IWC Portugieser Automatic 42.3MM Black Stainless Steel FULL SET MINT IW500703
The IWC Portugieser Automatic is a tribute to the brand's maritime heritage, featuring a stainless steel case and pitch black dial. It has a 7-day power reserve and includes hours, minutes, elapsed seconds subdial, and power reserve indicator.
- Condition: Mint condition with little to no signs of wear
- Case size: 42.3MM
- Water resistance: unknown
- Movement: Automatic

MINT Iwc IW500701 PORTUGIESER 7 DAY POWER RESERVE 18K ROSE GOLD 2024 FULL SET
This is a beautiful 2024 IWC Portuguese 7 Day Power Reserve in 18K rose gold with a silver dial and 41mm case. It comes with a Santoni dark brown alligator leather strap and an 18K rose gold deployant clasp.
- Condition: Mint, unpolished condition
- Case Size: 41mm
- Power Reserve: 7 days
- Warranty Years Remaining: under 8 years

IWC Portugieser Chronograph - 41mm - Blue Rubber - IW371620 ( new / 2024 )
This IWC Portugieser Chronograph features a 41mm stainless steel case, white and blue dial, and comes with an IWC Warranty Card dated November 2024.
- Condition: Unworn condition
- Case size: 41mm diameter
- Movement: In-House Calibre 69355

IWC Portugieser Chronograph - 41mm - Blue Dial - IW371606 ( new / 2024 )
This IWC Portugieser Chronograph features a stainless steel case, in-house Calibre 69355 movement, and blue dial.
- Condition: Unworn
- Case size: 41mm diameter
- Materials: Stainless Steel