


FKM Rubber Strap - For IWC Portugieser/Aquatimer/All Pilot Models/Portugieser/Portofino - Navy Blue
Strap Recommendations:
Helvetus Rubber Strap for all IWC Models in Navy Blue
Enhance your IWC with our versatile Navy Blue FKM rubber strap – compatible with most IWC models. Made from premium, allergy-free FKM rubber, it ensures exceptional durability, flexibility, and comfort for daily wear or special occasions.
The Helvetus Excellence Service (included)
- Lifetime Warranty
- Easy Returns
- Worldwide Shipping
Details:
Material: FKM Rubber
Size: 120mm + 80mm
Width: as per your choice
Color: Navy Blue
Includes integrated quick-release spring bars for easy installation
Compatible with your original IWC buckle.
Package includes:
- The Strap with the chosen Buckle
Need help? Add the matching installation tool for easy setup.
Helvetus is not affiliated with IWC.
Note: The watch strap is for sale, not the watch.
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Engineered for IWC
Every Helvetus strap is precision-engineered to the exact specifications of your IWC timepiece, ensuring a flawless integration that honours the watch's original design intent. The result is a fit so seamless, it feels as though it left the manufacture alongside your watch.
Crafted Without Compromise
Each strap is rendered in the finest materials — from supple, hand-finished leather and technical nylon to resilient natural rubber — selected for their exceptional durability, wrist comfort, and enduring elegance. Every detail, from the stitching to the surface texture, reflects an uncompromising standard of craftsmanship.
Effortless by Design
Helvetus straps are engineered for swift, intuitive changeovers, allowing you to transition between styles with complete ease and confidence. The precise fit that defines each strap ensures a secure, rattle-free connection every time it is worn.
Spring bars are included.






