Rubber B

Rolex Oysterflex 40 mm Black Kauçuk Saat Kayışı

Ref.: M200SK-BC-BK-5-7

₺14.439
40mm vulcanized rubber strap for Rolex Submariner and Sea-Dweller, with an internal spine that holds its shape on the wrist.
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Weekday orders placed before 13:00 are dispatched the same day.

The Rubber B M200SK-BC-BK-5-7 is a 40 mm Oysterflex-compatible strap engineered specifically for Rolex Submariner and Sea-Dweller cases. Constructed from high-grade vulcanized rubber, it resists UV degradation, saltwater and sweat without stiffening over time — a practical advantage for daily wear. The black finish keeps the aesthetic clean and consistent with sport-oriented Rolex dials. Rubber B's signature internal titanium or steel reinforcement spine maintains the strap's form on the wrist, preventing the rolling or twisting common in softer rubber alternatives. The fit uses the original Rolex buckle, so no hardware changes are required. A straightforward upgrade that adds comfort without altering the watch's character.
At the Heart of Ankara, Half a Century in the Making

At the Heart of Ankara, Half a Century in the Making

The Aykach boutique is more than a point of sale; it is where those who truly appreciate watchmaking come together. In a space shaped by over five decades of expertise, you can see and feel the world's most prestigious timepieces in person, and with the guidance of our specialists, find the watch that is right for you. Every visit becomes an experience. Every watch, a story that lasts a lifetime.

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