Apple Watch Series 12 Aluminum Case

Design & Physical Dimensions Material & Finishes Aluminum: Dark Bronze, Light Gold, Black, Space Gray Titanium: Radiant Gold, Natural Ceramic: Pearl White, Night Blue Dimensions & Weight (46mm / 47mm) Aluminum / Titanium: 46mm x 40mm x 9.7mm Ceramic: 47mm x 41mm x 9.85mm Weight: 39.5g (Alum GPS) | 38.6g (Alum Cell) | 44.9g (Titanium) | 51.3g (Pearl White Cer) | 52.9g (Night Blue Cer) Fit: 140–245mm wrists Dimensions & Weight (42mm / 43mm) Aluminum / Titanium: 42mm x 37mm x 9.7mm Ceramic: 43mm x 37mm x 9.85mm Weight: 32.2g (Alum GPS) | 31.5g (Alum Cell) | 36.5g (Titanium) | 41.7g (Pearl White Cer) | 42.8g (Night Blue Cer) Fit: 130–200mm wrists Durability Water resistance 50m (swimproof) under ISO standard 22810:2010 | Dust resistance IP6X Display System Display Type Always-On Retina display with wide-angle OLEDs and LTPO3 | 1Hz refresh Resolution & Area 46mm / 47mm: 416 by 496 pixels (326 ppi) | 1196 sq mm display area 42mm / 43mm: 374 by 446 pixels (326 ppi) | 970 sq mm display area Brightness 2000 nits peak brightness | 1 nit minimum brightness Screen Protection Ceramic Shield 2 (Aluminum cases) | Sapphire front crystal (Titanium and Ceramic cases) Processor, OS & Storage Operating System watchOS Chipset S11 chip with 64-bit dual-core processor 4-core Neural Engine Apple Intelligence Siri powered by Apple Intelligence (Siri AI) Storage Capacity 64GB Sensors & Health Sensors Second-generation electrical heart sensor & always-on optical heart sensor Blood oxygen sensor | Temperature sensor | Water temperature sensor Depth gauge to 6 meters Compass | Always-on altimeter High-g accelerometer | High dynamic range gyroscope Ambient light sensor Health & Wellness Readiness app, Vitals app, Blood Oxygen app, ECG app, High/low/irregular heart rate notifications, Advanced Cycle Tracking, Sleep apnea notifications, Medications app, Mindfulness, Noise app, Sleep tracking Safety Features Emergency SOS, International emergency calling, Fall Detection, Crash Detection, Flashlight, Backtrack, Noise monitoring, Check In Controls & Audio Inputs & Controls Digital Crown with haptic feedback Side button | Band release button Gestures: Single tap, double tap, and wrist flick Audio System Speaker | Microphone with Voice Isolation | Media playback support Network & Connectivity Wireless & Location Wi-Fi: Support for 2.4GHz and 5GHz Wi-Fi networks | Wi-Fi 4 (802.11n) Bluetooth: Bluetooth 5.3 Location: Precision L1 GPS (GPS, GLONASS, Galileo, QZSS, and BeiDou) UWB: Second-generation Ultra Wideband chip Cellular (Models A3582 & A3587) Supports RedCap for 5G and LTE FDD-5G NR: Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n66, n71 TDD-5G NR: Bands n38, n40, n41 FDD-LTE / TDD-LTE: Various global bands supported Additional Support Apple Pay | GymKit | Support for Apple Watch For Your Kids Battery & Power Battery Life Normal Use: Up to 24 hours (All-day battery life) Low Power Mode: Up to 38 hours Outdoor Workout: Up to 10 hours Charging Fast-charge capable Up to 80% charge in about 30 minutes 15 minutes for up to 12 hours of normal use (5 mins for 8 hrs sleep tracking)