Smartwatch Apple Watch Series 6 40 mm OLED 324×394 Touchscreen 4G Graphite Wi-Fi GPS

Apple Watch Series 6 40 mm is a rectangular smartwatch with a 324×394-pixel OLED touchscreen, stainless steel graphite case and black band. It includes 32 GB flash storage, supports Wi-Fi, 4G mobile connection and satellite GPS, runs watchOS 6 and is water-resistant to 50 m. The device integrates a blood oxygen sensor, ECG capability, an Always-On Retina display and sleep and activity tracking to support daily wear, fitness monitoring and connected mobile use.

Advantages

The stainless steel graphite case combines durability with a refined appearance while the 40 mm OLED touchscreen delivers clear 324×394-pixel visuals and touch control. Built-in Wi-Fi, 4G connectivity and GPS enable independent mobile use and precise location tracking. Health features include an optical blood oxygen sensor and ECG functionality for on-demand and background measurements. With 32 GB of internal storage and watchOS 6, the watch runs apps, stores media and maintains activity and sleep data. Water resistance to 50 m allows use during swimming and daily exposure to water.

Suitable for

• Daily wear and hands-free communication with cellular connectivity
• Fitness and workout tracking, including swimming
• Continuous health monitoring: blood oxygen and ECG checks
• Sleep tracking and establishing bedtime routines
• Navigation and location-based activities using GPS

Key specifications

• Display: 40 mm OLED touchscreen, 324×394 pixels, Always-On Retina
• Case material and colour: stainless steel, graphite finish
• Band colour: black
• Storage: 32 GB flash
• Connectivity: Wi-Fi, 4G cellular, satellite GPS
• Operating system: watchOS 6
• Water resistance: up to 50 metres
• Health sensors: blood oxygen sensor (LED and photodiode array), ECG capability

How to use

Turn on the watch and follow the on-screen pairing process with an iPhone to configure settings, enable cellular service if required and sign in with your Apple ID. Wear the watch snugly on your wrist for accurate heart rate, blood oxygen and motion measurements. Use the touchscreen and Digital Crown to navigate apps, access the Control Center and read notifications. For ECG readings, touch the Digital Crown for the time specified by the ECG app; blood oxygen readings can be taken on demand from the Blood Oxygen app or collected in the background. Use the Activity, Workout and Sleep apps to start workouts, monitor trends and set sleep goals.

Usage recommendations

For reliable health and activity data, wear the watch consistently and keep the back crystal and sensors clean. Enable automatic updates in watchOS to receive the latest features and security fixes. If using cellular features, verify your carrier supports Apple Watch cellular plans and ensure proper eSIM activation. For swimming and water exposure, rinse the watch with fresh water after use and follow manufacturer guidance for maintenance.