Apple Watch SE 3
📅Released 2025, September 19
⚖️26.4 g or 33 g (1.16 oz), 44 x 38 x 10.7 mm thickness
📱watchOS 26, upgradable to watchOS 26.2
💾64GB, No card slot
1.78"
448x368 pixels
N/A
Apple S10
N/A
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Network
Technology
GSM / HSPA / LTE / 5G
2G bands
GSM 850 / 900 / 1800 / 1900
3G bands
• HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 - International, China, HK
• HSDPA 850 / 1700(AWS) / 1900 / 2100 - USA, LATAM, Canada
4G bands
• 1, 2, 3, 4, 5, 6, 7, 8, 18, 19, 20, 25, 26, 28, 39, 40, 41, 66 - International, China, HK
• 1, 2, 3, 4, 5, 6, 7, 12, 13, 14, 17, 18, 19, 25, 26, 39, 40, 41, 66 - USA, LATAM, Canada
5G bands
SA/NSA
Speed
HSPA, LTE, 5G
Launch
Announced
2025, September 09
Status
Available. Released 2025, September 19
Body
Dimensions
44 x 38 x 10.7 mm (1.73 x 1.50 x 0.42 in)
Weight
26.4 g or 33 g (1.16 oz)
Build
Glass front, plastic/sapphire crystal back, aluminum frame
SIM
eSIM
50m water resistant
Display
Type
Retina LTPO OLED, 1000 nits (peak)
Size
1.78 inches
Resolution
448 x 368 pixels (~326 ppi density)
Protection
Ion-X strengthened glass (2025 gen)
Platform
OS
watchOS 26, upgradable to watchOS 26.2
Chipset
Apple S10
CPU
Dual-core
GPU
PowerVR
Memory
Card slot
No
Internal
64GB
Camera
No
Sound
Loudspeaker
Yes
3.5mm jack
No
Comms
WLAN
Wi-Fi 802.11 b/g/n
Bluetooth
5.3, A2DP, LE
Positioning
GPS, GLONASS, GALILEO, QZSS
NFC
Yes
Radio
No
USB
No
Features
Sensors
Accelerometer, gyro, heart rate (2nd gen), barometer, always-on altimeter, compass, temperature (body)
Media playback
N/A
Battery
Type
Li-Ion
Charging
Wireless, 80% in 45 min
Misc
Colors
Midnight, Starlight
Models
A3325, A3324, A3328, A3326, A3327, A3329, A3391, A3392
SAR
1.18 W/kg (head)
SAR EU
0.42 W/kg (head)