Replacement Oysterflex Rubber Strap for Rolex Daytona, Submariner, GMT, Yacht-Master – 20mm/21mm

Description

The Oysterflex-style strap wears differently from a flat rubber alternative: the structured profile and integrated taper sit against the wrist in a specific way, the broader case attachment occupies the lug space in a particular manner, and the compact proportions close in a position on the wrist that longer conventional straps don’t replicate. When that strap has given its service life, the replacement needs to match all three of those characteristics — not a generic rubber alternative, but the same Oysterflex profile at the same compact dimensions. The Rolex Daytona / Submariner / GMT / Yacht-Master Replacement Oysterflex-Style Strap at 20mm or 21mm, 75mm + 55mm, 9x9mm folding buckle, in various colours, continues the configuration without requiring it to be rebuilt from a different starting point.

Oysterflex Profile. Both Widths. Compact Dimensions. Replaced.

• High-quality rubber in the Oysterflex profile — the design replaced, not revised — the Oysterflex-style strap’s integrated taper and broader case attachment are the features that made it the correct choice for the Daytona, Submariner, GMT, or Yacht-Master when it was first selected. The replacement continues those same design properties: the same profile at the lug, the same taper through the strap body, the same compact proportions at the buckle end. A flat rubber replacement would change how the watch looks from the side; this one doesn’t.
• 20mm and 21mm — both lug widths in the Oysterflex profile — the standard Daytona, Submariner, and GMT-Master carry 20mm; the new Submariner and certain GMT and Yacht-Master variants carry 21mm. Previous Oysterflex-style listings in this catalogue have served 20mm only. This replacement listing covers both, giving the 21mm owner the Oysterflex-profile replacement at the correct width alongside the 20mm owner whose replacement has always been available.
• 75mm + 55mm — the most compact Oysterflex dimensions in this catalogue — at 75mm on the long side and 55mm on the short side, these are shorter than the 82+58mm and 85+60mm of other Oysterflex-style listings. The Oysterflex’s broader case attachment occupies proportionally more of the wrist at the case end than a flat strap does, meaning the total length can be shorter while the strap still closes correctly. For the smaller wrist on a 20mm or 21mm reference, 75+55mm is the Oysterflex dimension that closes in the right position where longer alternatives close too loosely.
• Various colours — the specific colour, continued — the replacement arrives in the same colour as the original: the black that suits the Submariner’s bezel, the blue that coordinates with a specific GMT or Yacht-Master dial configuration, or the colour the owner chose when they first selected the Oysterflex-style strap for their specific reference.
• 9x9mm folding buckle — the compact closure at the correct scale — at 9x9mm, correctly proportioned to the strap’s compact taper at the buckle end. The folding mechanism closes securely, lies flat on the wrist, and provides the same familiar action the previous strap did. The replacement restores the closure, not just the strap body.

For the Owner Whose Oysterflex-Style Strap Has Done Its Work at Both Widths.

The replacement Oysterflex-style purchase is straightforward for owners who have been on the profile before: the profile worked, the compact dimensions fitted correctly, the colour coordinated with the specific reference. The replacement confirms all three. For 21mm owners specifically, it also confirms the correct width — the dimension that previous Oysterflex replacement listings have consistently failed to provide.

This strap is the right choice for:

• 21mm Submariner, GMT, and Yacht-Master owners replacing an Oysterflex-style strap at the wider lug width that standard 20mm-only replacement listings consistently miss.
• Compact-wrist Oysterflex wearers for whom 75+55mm is the dimension that closes correctly — shorter than the 82+58mm and 85+60mm options in other listings — and who want the replacement to continue that specific fit.
• Colour-continuity buyers who want the replacement in the same colour as the worn original to maintain the reference-specific coordination they established at the first purchase.
• 9x9mm buckle continuity buyers who want the compact closure preserved on the replacement rather than a 16x9mm alternative that would change the strap’s profile at the buckle end.

Specifications

Oysterflex profile, both widths, compact dimensions, the replacement that continues the configuration. Add to cart today.