Apple Watch Series 9 (GPS + Cellular) 45mm Aluminum Case with Storm Blue Sport Band - S/M - Silver - MRMG3LL/A

The Apple Watch Series 9 (GPS + Cellular) 45mm – MRMG3LL/A blends advanced health and connectivity features with a lightweight aluminum build and vibrant Storm Blue Sport Band. Featuring the powerful S9 SiP, it delivers faster performance, brighter visuals, and new double tap gesture control. With cellular support, you can send messages, make calls, and stream music—without your iPhone. Health tools include blood oxygen monitoring, ECG, heart rate tracking, and temperature sensing. The always-on Retina display, crack-resistant front glass, and water/dust resistance make it a versatile companion for wellness, work, and travel.

Key Features

• 45mm aluminum case in Storm Blue with matching Sport Band (S/M)

• Always-On Retina LTPO OLED display with up to 2000 nits brightness

• GPS + Cellular capability (independent connectivity)

• S9 SiP with 64-bit dual-core processor and 4-core Neural Engine

• Double Tap gesture support

• Blood oxygen, ECG, heart rate, and temperature sensing

• Crash detection, fall detection, emergency SOS

• IP6X dust resistant and WR50 water resistance

• watchOS 10 for enhanced fitness, mental health, and productivity features

• Up to 18 hours battery life with fast charging

Product Specifications

Case Size:

• 45mm

Display:

• Type: Always-On Retina LTPO OLED

• Brightness: Up to 2000 nits

• Resolution: 396 × 484 pixels

• Material: Ion-X strengthened glass

Processor:

• Chipset: S9 SiP with 4-core Neural Engine

• W3 wireless chip

• U1 Ultra Wideband chip (2nd gen)

Sensors:

• Blood Oxygen Sensor

• Electrical Heart Sensor (ECG)

• Third-gen Optical Heart Sensor

• Temperature Sensor

• Accelerometer (up to 256 g-forces)

• Gyroscope

• Compass

• Always-on altimeter

• Ambient light sensor

Connectivity:

• Cellular: Yes (LTE and UMTS)

• GPS/GNSS: Built-in

• Wi-Fi: 802.11b/g/n 2.4GHz & 5GHz

• Bluetooth: 5.3

• NFC: Apple Pay compatible

Durability:

• Water Resistance: WR50 (swimproof)

• Dust Resistance: IP6X

• Crack-resistant front

Battery:

• Type: Built-in lithium-ion

• Life: Up to 18 hours

• Charging: Fast USB-C magnetic charging

Operating System:

• watchOS 10

Compatibility:

• iPhone Xs or later with iOS 17 or later

Band:

• Type: Storm Blue Sport Band (S/M)

• Closure: Pin-and-tuck

• Material: Fluoroelastomer

Dimensions:

• Height: 45 mm

• Width: 38 mm

• Depth: 10.7 mm

Weight:

• 39.0 g

Model Number:

• MRMG3LL/A

What’s in the Box

• Apple Watch Series 9 45mm – Aluminum Case

• Storm Blue Sport Band (S/M)

• USB-C Magnetic Fast Charging Cable