APPLE WATCH SE3 44MM MIDNIGHT

key specification

Design & Build

• Case: 44 mm aluminum in Midnight finish (dark gray/blue)
• Dimensions: 44 × 38 × 10.7 mm; Weight: 32.9 g (GPS) or 33 g (GPS + Cellular)
• Water Resistance: 50 meters (swim‑proof, ISO standard)
• Back Cover: Nylon composite with sapphire crystal

Display

• Type: Retina LTPO OLED
• Brightness: Up to 1,000 nits
• Resolution: 368 × 448 px (~977 mm² area)
• Glass: Ion‑X

Performance & Platform

• Chipset: S8 SiP (same as Apple Watch Series 8) with dual‑core 64‑bit CPU
• Connectivity: Wi‑Fi 802.11n, Bluetooth 5.x (W3 chip for wireless)
• Storage: 32 GB internal
• Battery Life: Up to 18 hours typical use; Low Power Mode extends usage

Health & Safety Features

• Heart Monitoring: 2nd-gen optical heart sensor with high/low & irregular rhythm alerts
• Safety: Emergency SOS, International voice calling (GPS + Cellular), Fall Detection, Crash Detection
• Activity Tracking: Sleep, Fitness rings, Low Cardio Fitness alerts, Cycle Tracking
• Water Rating: 50 m swimming — not suitable for diving or high-velocity water

Connectivity Options

• Available in GPS and GPS + Cellular variants — cellular allows calls, messages, and streaming without iPhone nearby

Compatibility

• Requires iPhone XS (2018) or later running iOS 18+