![Apple Watch Series 9 [GPS 45mm] Smartwatch with Midnight Aluminum Case with Midnight Sport Band M/L. Fitness Tracker, ECG Apps, Always-On Retina Display, Water Resistant Midnight Aluminum Case with Midnight Sport Band 45mm Case M/L - fits 160–210mm wrists](https://i.shopsavvy.com/https://x.shopsavvy.com/https://m.media-amazon.com/images/I/71OSc6IfGcL._AC_UY218_.jpg)
The Apple Watch Series 9 features 50-meter water resistance, making it suitable for swimming and most water activities, though it's water resistant rather than fully waterproof.
Water Resistance Capabilities:
Safe Water Activities:
- Swimming in pools, lakes, and ocean environments
- Showering and daily water exposure
- Rain and weather-related water contact
- Water sports and recreational activities
50-Meter Rating Explanation: This rating indicates the watch can handle water pressure equivalent to 50 meters of depth (approximately 164 feet), designed for swimming activities rather than deep diving applications.
Usage Limitations:
Avoid These Activities:
- Scuba diving or high-pressure diving
- High-velocity water sports (jet skiing, water skiing)
- Sauna or hot tub exposure
- Prolonged exposure to soaps, shampoos, and chemicals
Maintenance Requirements:
Post-Water Care:
- Rinse with fresh water after chlorine or salt water exposure
- Dry completely with soft cloth
- Operate Digital Crown and side button to expel trapped water
- Avoid touchscreen operation while wet (water interferes with touch sensitivity)
Long-Term Considerations: Water resistance may decrease over time due to normal wear, impacts, or chemical exposure. Regular maintenance helps preserve sealing effectiveness.
Practical Performance: The Series 9 handles typical swimming activities and daily water exposure effectively, with built-in water detection and expulsion features through the Digital Crown mechanism.
Bottom Line: Apple Watch Series 9 provides reliable water resistance for swimming, showering, and recreational water activities, requiring basic maintenance to preserve long-term water resistance capabilities.
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How we researched this
Where this comes from: this answer draws on the product's published specifications and the reviews ShopSavvy collected for it, alongside prices from 2 retailers in ShopSavvy's price data, most recently seen Aug 15, 2025.
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