The replica Portuguese IW358305 blue dial brings the Portugieser Automatic to its most compact modern diameter at 40mm. Blue dials have become the dominant choice in dress watches, and the IW358305 executes the trend with a sunburst-finished blue surface that shifts tone between deep navy and bright steel blue as light moves across it. Small seconds at six and a clean indices layout give this reference a restrained, contemporary personality compared to the busier chronograph and perpetual calendar Portugiesers.

Key Specifications

• Case diameter: 40mm
• Dial color: blue sunburst
• Functions: hours, minutes, small seconds
• Crystal: domed sapphire, anti-reflective
• Case back: sapphire display
• Strap: alligator leather with folding clasp
• Movement: automatic

The 40mm case represents a deliberate reduction from the traditional 42mm Portugieser Automatic format. For wrists between 16 and 18 centimeters, this size hits the balance point where the watch occupies enough real estate to make a visual statement without dominating the wrist.

Design & Finishing

The thin bezel-to-dial ratio that defines the Portugieser aesthetic becomes even more pronounced at 40mm. The domed sapphire crystal extends nearly to the case edge, maximizing visible dial area and creating the optical illusion of a larger watch. Polished hour markers sit against the sunburst blue surface, and the leaf-shaped hands carry luminous fill for low-light reading. The iwc portuguese blue construction maintains all the design codes from larger references while fitting a more versatile package. Compare this against the perpetual calendar IW503301 if you want the same Portuguese DNA with maximum complication. The wider Portugieser lineup includes sizes from 40mm through 44mm across automatic, chronograph, and perpetual calendar configurations.

On the Wrist

At 40mm, the IW358305 slides under a shirt cuff without catching, a practical advantage the larger 42mm and 44mm Portugiesers cannot always claim. The alligator strap with folding clasp adds comfort and security for daily wear. Blue dial watches work across a wider wardrobe range than most other colors, pairing naturally with navy, grey, brown, and charcoal tones. The sunburst finishing means the dial never looks static, shifting character throughout the day as ambient lighting changes. This replica Portuguese IW358305 blue dial offers the core Portugieser experience in the most wearable and versatile diameter currently available in the collection.