

FKM Rubber Strap - For IWC Portugieser/Aquatimer/All Pilot Models/Portugieser/Portofino - Brown - With Rivets
Strap Recommendations:
Helvetus Rubber Strap for all IWC Models in Brown with Rivets
Transform your IWC with our refined brown FKM rubber strap highlighted by rivet details. Designed to fit all IWC models, this strap blends sturdy, allergy-safe FKM rubber with a timeless modern look. The rivets add a touch of distinction while ensuring strength and comfort, making it a versatile choice for both daily wear and formal 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: Brown
Includes integrated quick-release spring bars for easy installation
Rivets (silver dots): Stainless Steel
Compatible with your original IWC buckle.
Package includes:
- The Strap with the chosen Buckle
- Spring bars (watch pins)
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.







