The Squale 1521PROFD.HT 1521 Blue Ray Rubber Strap is designed to enhance the functionality and character of Squale’s iconic 1521 dive watches, offering a clean, sport-focused alternative to metal bracelets. Crafted from high-quality black rubber, it complements the bold case profile of the 1521 series while delivering a streamlined, dive-ready aesthetic suited to both underwater use and everyday wear. Its textured surface and tapered profile reinforce the strap’s purposeful design while maintaining a balanced, comfortable presence on the wrist.

Developed specifically for active and aquatic environments, the Blue Ray rubber strap is resistant to saltwater, moisture and temperature changes. Its flexible yet durable composition ensures long-term performance during diving, swimming or daily use, making it a practical companion for demanding conditions.

Tailored Fit & Secure Wear
Sized to fit 20mm lugs, the strap integrates seamlessly with Squale 1521 models, ensuring a precise and secure attachment. A classic stainless-steel pin buckle provides reliable fastening while allowing easy adjustment for comfort throughout the day.

Comfort for Everyday & Adventure Use
Lightweight and soft against the skin, the rubber construction reduces wrist fatigue compared to heavier metal options, making it ideal for extended wear. Its flexibility adapts naturally to wrist movement, delivering comfort whether worn during active pursuits or casual routines.

A Functional Upgrade with Timeless Appeal
More than a replacement strap, the Squale 1521 Blue Ray Rubber Strap reinforces the watch’s tool-watch identity with a clean, purposeful look. Whether paired with diving gear or everyday attire, it offers dependable comfort, durability and understated sport styling that aligns perfectly with Squale’s dive-watch heritage.

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