Silicone Rubber Watch Strap 21mm – Compatible with Patek Philippe Aquanaut 5164/5167

Refresh your watch with a fitted silicone rubber replacement strap designed for compatible Patek Philippe Aquanaut 5164 and 5167 watch cases. The integrated curved-end profile follows the case connection for a clean sport-watch appearance while providing a flexible and comfortable feel for everyday wear. Available in a wide selection of colors, this strap can be ordered with selected silver or rose gold-tone folding clasp options, making it easy to personalize the look of your watch while retaining a secure deployment-style closure. Key Features Flexible silicone rubber construction for comfortable everyday wear Model-specific curved-end design for compatible Aquanaut watch cases 21mm case connection width Textured strap surface with a clean sport-watch appearance Water-resistant and easy-to-clean material Multiple strap colors available Selected variants available with silver or rose gold-tone folding clasp Lightweight construction suitable for extended wear Compatibility Compatible with Patek Philippe Aquanaut 5164 Compatible with Patek Philippe Aquanaut 5167 Designed for compatible 21mm curved-end case connections Model-specific fit — not a universal 21mm replacement strap Please confirm your exact watch model and case connection before ordering. A 21mm lug measurement alone does not guarantee compatibility because this strap uses a model-specific curved-end design. This is a third-party replacement watch strap. It is not manufactured by, affiliated with, or endorsed by Patek Philippe. Watch not included. Specifications Material: Silicone Rubber Band Width: 21mm Fit Type: Curved End / Model-Specific Fit Compatible Models: Aquanaut 5164 / 5167 Long Strap Section: Approx. 108mm Short Strap Section: Approx. 90mm Total Strap Length: Approx. 198mm Clasp Connection Width: Approx. 18mm Clasp Type: Folding Clasp (selected variants) Clasp Finish Options: Silver / Rose Gold Tone Features: Water Resistant / Anti-Dust / Flexible Approx. Weight: 40g Condition: New Size Guide Case Connection Long Side Short Side Clasp End 21mm 108mm 90mm 18mm What's Included 1 × Silicone Rubber Replacement Watch Strap 1 × Folding Clasp if selected Watch not included Care Instructions Rinse with fresh water after exposure to sweat or salt water Clean with mild soap and a soft cloth when needed Dry thoroughly before storage Avoid strong solvents and abrasive cleaning products