English 
Suomi 
Apple Watch Series 12 42mm Black Aluminium Case With Black Sport Band S/M
Network
| Technology | GPS |
|---|---|
| 2G Bands | N/A |
| 3G Bands | N/A |
| 4G Bands | N/A |
| 5G Bands | N/A |
Body
| Dimensions | 46 x 40 x 9.7 mm - titanium 47 x 41 x 9.9 mm - ceramic |
|---|---|
| Weight | 36.5/41.7/42.8/44.9/51.3/52.9 g (1.31 oz) |
| Build | Sapphire crystal front, zirconia back, titanium case (grade 5) or ceramic case |
| SIM | No IP6X certified 50m water resistant ECG certified (region dependent SW application; HW available on all models) Depth gauge to 6m |
Display
| Type | Retina LTPO3 OLED, 2000 nits (peak) |
|---|---|
| Size | 1.96 inches |
| Resolution | 496 x 416 pixels (~326 ppi density) |
| Protection | Sapphire crystal Wide-angle OLED |
Platform
| OS | watchOS 27, upgradable to watchOS 27.2 |
|---|---|
| Chipset | Apple S11 |
| CPU | Dual-core |
| GPU | PowerVR |
Memory
| Card Slot | No |
|---|---|
| Internal | 64GB |
Sound
| Loudspeaker | Yes |
|---|---|
| 3.5mm Jack | No |
Comms
| WLAN | Wi-Fi 802.11 b/g/n, dual-band |
|---|---|
| Bluetooth | 5.3, A2DP, LE |
| Positioning | GPS, GLONASS, GALILEO, QZSS, BDS |
| NFC | Yes |
| Radio | No |
| USB | No |
Features
| Sensors | Accelerometer, gyro, always-on heart rate, barometer, always-on altimeter, compass, SpO2, VO2max, temperature (body), temperature (water) Health Sensing System: third‑generation electrical heart sensor, always‑on optical heart sensor, blood oxygen sensor, temperature sensor Temperature sensing (0.01˚ accuracy) Ultra Wideband (UWB) support (gen2 chip) Media playback |
|---|
Battery
| Type | Li-Ion 377 mAh |
|---|---|
| Charging | Wireless, 0-80% in 30 min |
Identifiers
| MPN | MJEA4RKA |
|---|---|
| GTIN / EAN / UPC | 195951225425 |
