
| Release | September, 2017 |
| Device Name | Apple Watch Series 3 |
| Device Type | Smartwatch |
| Device Model | MR352LL/A |
| Box Items | Space Gray Aluminum Case, Sport Band (can be configured for either S/M or M/L length), 1m Magnetic Charging Cable, 5W USB Power Adapter |
| Shape | Rectangle |
| Case Dimensions | 42.5 x 36.4 x 11.4 mm (1.67 x 1.43 x 0.45 in) |
| Case/Bezel | Stainless Steel/Ceramic back |
| Strap Material | Nylon, Fluoroelastomer Rubber, Leather, Stainless Steel |
| Weight | 52.8 g (1.87 oz) |
| IP Rating | IPX7 |
| Water Resistance | Dust/water Proof over 50 meter |
| Colors | Space Black, Silver |
| Type | AMOLED |
| Screen Size | 1.65 inches, 8.6 cm2 |
| Screen Resolution | 390 x 312 pixels |
| Pixel Density | 303 ppi |
| Multi Touch | Yes |
| Screen Protection | Sapphire crystal glass |
| Operating System | watchOS 4.0 |
| Chipset | Apple S3 |
| CPU | Dual-core |
| GPU | PowerVR |
| RAM | 768MB RAM |
| Internal Memory | 16GB |
| SD Card Slot | No |
| Technology | GSM / HSPA / LTE |
| Bands | 2G Bands: GSM 850 / 900 / 1800 / 1900 3G Bands: HSDPA 850 / 900 / 2100 / 800 - Europe, Australia (A1891) HSDPA 850 / 1700(AWS) / 1900 / 800 - USA, LATAM, Canada (A1861) HSDPA 2100 - China (A1892) 4G Bands: LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850) - Europe, Australia (A1891) LTE band 2(1900), 4(1700/2100), 5(850), 12(700), 13(700), 17(700), 18(800), 19(800), 25(1900), 26(850), 41(2500) - USA, LATAM, Canada (A1861) LTE band 1(2100), 3(1800), 39(1900), 40(2300), 41(2500) - China (A1892) |
| SIM | Apple e-SIM |
| Speed | HSPA, LTE |
| Distance | Yes |
| Heart Rate | Yes |
| Steps | Yes |
| Bluetooth | 4.2, A2DP, LE |
| GPS | Yes, with A-GPS, GLONASS |
| WiFi | Wi-Fi 802.11 b/g/n |
| NFC | Yes |
| USB | No |
| Radio | No |
| Touch | Yes |
| Watchface | Digital, Analog, Custom |
| Voice Command | Yes |
| Personal Assistant | Siri |
| Smartphone Compatibility | iPhone Series 3 (GPS + Cellular) requires an iPhone 6/iOS 11 |
| Smartphone Companion App | Apple Watch |
| Activity Alert | Yes |
| SMS | Yes |
| Yes | |
| Incoming Call Alert | Yes |
| Calendar Reminder | Yes |
| Weather Forecast | Yes |
| Accelerometer | Yes |
| Gyro | Yes |
| Heart Rate | No |
| Light | Yes |
| Compass/Magnetometer | Yes |
| Vibration/Haptics engine | Yes |
| Speaker | Yes |
| Microphone | Yes |
| Capacity | Li-Ion 273 mAh |
| Battery Life | 18 hrs |
| Standby | - |
| Talk-Time | - |
| Wireless Charging | Magnetic charging cable |
| Quick Charging | - |
| App Store | Apple store |
| Builtin Payment Service | Yes |
| Bluetooth Music | Yes |