Galaxy Watch3 LTE (41mm)

The most advanced health monitor on a Samsung smartwatch

The watch that watches out for you. Galaxy Watch3 combines smartphone-level productivity and leading health technology in one premium and timeless device. Our most advanced Galaxy watch yet, Galaxy Watch3 helps you effortlessly manage your life and health — putting your well-being in your hands.1, 2, 3, 4

As the 45mm Galaxy Watch3 in Mystic Black rotates, it turns into a 45mm Galaxy Watch3 in Mystic Silver with an Analog Modular watch face. It continues rotating and turns into the 41mm in Mystic Bronze with the Female Classic watch face. Once it stops, multiple Galaxy Watch3’s with different watch faces appear to show all the different combinations.

CLASSIC AND PREMIUM

The only smartwatch with precision rotating bezel for app navigation

Take your pick of two sizes: 45mm or 41mm, each with a face you won't soon forget. Available in premium Mystic Black, Mystic Silver, and Mystic Bronze hues, the elegant design is outlined in a unique rotating bezel for a look that works around the clock.5

45mm Galaxy Watch3 in Mystic Black with a Sporty Classic Watch Face seen from an angle
45mm Galaxy Watch3 in Mystic Silver with an Analog Modular Watch Face seen from an angle
41mm Galaxy Watch3 in Mystic Bronze with a Female Classic Watch Face seen from an angle
41mm Galaxy Watch3 in Mystic Silver with an Analog Modular Watch Face seen from an angle

EXQUISITE DESIGN

Bigger display, Yet lighter and slimmer for comfort wear

Outlined in a subtle rotating bezel, it's easier to see and focus on what matters with an even bigger screen. Galaxy Watch3 is thinner and smaller, yet about 15% lighter with a sophisticated look that's ideal for your wrist with its slimmed down frame.6

Man stretches his arms behind his back, showing off a 45mm Galaxy Watch3 in Mystic Black on his wrist with a Sporty Classic Watch Face.

LEATHER STRAP

Premium design, down to the strap

The Galaxy Watch3's exquisite design complements with a genuine leather strap. The aged leather possesses a natural appearance which also protects against discolouration.

An underside view of the 41mm Galaxy Watch3 in Mystic Bronze and 45mm Galaxy Watch3 in Mystic black, highlighting the premium leather strap.

WATCH FACE

Beauty with smarts to match

Complete Galaxy Watch3's signature look with the largest number of watch faces to choose from, all matching its sleek body. Customise your own watch face with over 40 combinations, with useful information at a glance while easily accessing your favorite apps.

Front view of 45mm Galaxy Watch3 in Mystic Black surrounded by various watch faces, including Analog Modular, Digital Modular, Pattern Classic Watch Faces and weather, My Style, and Off center classic GUIs.

Take your health into your own hands, with your wrist

BLOOD PRESSURE

Monitor and track your blood pressure

Check your blood pressure via the Samsung Health Monitor App without regularly needing a cuff. Firstly, calibrate with a cuff, then smart sensors measure your blood pressure through pulse wave analysis as you wear it. Check it daily to track trends and get reports right on your phone.7, 8, 9, 10, 11, 12, 13, 14

Partial front view of a 45mm Galaxy Watch3 in Mystic Black, showing blood pressure measurement GUI on its watch face.

ECG

Follow your heart rhythm with ECG monitoring

Touch the watch's back button for up to 30 seconds to have its built-in electrode sensor measure your heart rhythm. This ECG on the go tests for atrial fibrillation (Afib), then shows your measurements at a glance. See results over time from your phone, get the report, and share for more insights.10, 13, 15, 16, 17, 18

A view of an arm wearing the 45mm Galaxy Watch3 in Mystic Black. A hand presses a button on the side of the watch to measure ECG, with its GUI seen on the watch face.

BLOOD OXYGEN

Breathe easier with built-in oxygen measurement

Galaxy Watch3 uses red LED and infrared rays to estimate your SpO2 levels, or the amount of oxygen in your bloodstream. Because this oxygen saturation is directly linked to physical performance, you can use Galaxy Watch3 to push your routine to the next level.19, 20

Angled view of a 45mm Galaxy Watch3 in Mystic Black with Blood Oxygen measurement GUI.

Side view of a 45mm Galaxy Watch3 in Mystic Black with fall detection GUI.

Front view of a 45mm Galaxy Watch3 in Mystic Black with sleep score measurement GUI.

Angled view of a 45mm Galaxy Watch3 in Mystic Black with Blood Oxygen measurement GUI.

FALL DETECTION

Fall detection for emergencies

Explore fearlessly. Galaxy Watch3 automatically detects hard falls with its enhanced accelerometer, sending an SOS to your emergency contact with your location.21, 22, 23, 24

SLEEP SCORE

Get a better night's rest

Galaxy Watch3 records your REM cycles, deep sleep, and total sleep time to score and review the quality of your rest. Samsung has partnered the National Sleep Foundation to include educational content and sleep tips right on your device, to help you understand and improve your sleep patterns.25

Front view of a 45mm Galaxy Watch3 in Mystic Black with sleep score measurement GUI.

HOME WORKOUT

Spoilt for choice with workout programs

Equipped with over 120 home workout programs to choose from, Galaxy Watch3 helps get your body moving at your own pace. Simply select from your phone and cast to your TV – as you work out, it'll display your heart rate in real time. Use the Ridge Sport Band for even more accurate stats.26, 27, 28, 29, 30

Woman in plank position, following a home workout program that is cast from a Galaxy smartphone onto the TV. The 45mm Galaxy Watch3 in Mystic Black is connected to measure her heart rate.

RUNNING ANALYSIS

Improve every stride

Galaxy Watch3's running guide helps you keep pace with tips while you are on a run. The advanced algorithm analyzes how you move to help improve your form and prevent injuries. You can even measure VO2 max values and keep up with your daily, weekly and monthly performance right from your phone.31

Front view of 45mm Galaxy Watch3 in Mystic Black with Running Analysis GUI. It’s next to a Galaxy smartphone showing levels of running asymmetry.

Smartphone-level power is now within reach

AUTO CHAT HISTORY

Keep the conversation going

When you get a new text, Galaxy Watch3 shows your chat history so you can effortlessly follow the conversation. You can also view images seamlessly, making it easier to keep pace while working out.32, 33

Messages show the sending and receiving messages. A selfie is received, zooming out to show the 45mm Galaxy Watch3 in Mystic Black with Smart Reply GUI.

SMART REPLY

Fuss-free texting with Smart Reply

Stay connected with others even on the go without hassle. Galaxy Watch3's Smart Reply analyzes texts and photos you receive and gives you suggested replies, including from categories such as food, celebrations, selfies, and more.34, 35

45mm Galaxy Watch3 in Mystic Black with Smart Reply GUI.

BITMOJI

More fun in your messages

Bitmoji stickers brings you fun new ways to communicate. Personalise your Bitmoji to look just like you and use Bitmoji stickers to jazz up the way you talk to family and friends36, 37, 38, 39, 40

Angled view of 45mm Galaxy Watch3 in Mystic Black and 41mm Galaxy Watch3 in Mystic Bronze. The two show the sending and receiving of Bitmoji emojis through the Message app.

MUSIC

The beat goes on and on

Music playback doesn't need to stop as you go from one device to another. Play Spotify on your Galaxy Note20, then load the Spotify app icon on your watch face to easily switch between songs from your Galaxy Watch3. 41, 42, 43, 44

spotify
Front view of 45mm Galaxy Watch3 in Mystic Black next to a Galaxy smartphone and Galaxy Buds Live. The watch and smartphone display the same Spotify GUI, showing how you can play music on Galaxy Buds Live and seamlessly control it through Galaxy Watch3.

WATCH APPS

Team up with other apps

We have put together a team of Galaxy Apps to assist in your day-to-day. Locate your misplaced phone, view your phone's photo gallery, or check reminders all from your watch. 45

  • 45mm Galaxy Watch3 in Mystic Black is connected to a Galaxy smartphone showing Find my phone GUI.
  • 45mm Galaxy Watch3 in Mystic Black is connected to a Galaxy smartphone showing Gallery GUI.
  • 45mm Galaxy Watch3 in Mystic Black is connected to a Galaxy smartphone showing Reminder GUI.
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LTE

Leave your phone at home

Experience new journeys without your phone. You can still call, stream music, and check your steps — all from your watch. Disconnect from your phone, while staying connected with life.46

Front view of 45mm Galaxy Watch3 in Mystic Black with LTE function GUIs to show how you can call, message right from your watch.

A powerful experience enhanced with Galaxy favorites

  • 5ATM / IP68 A water and dust rating that shows Galaxy Watch3 can handle a little water or dirt.47, 48
  • Military-grade durability You're ready for extreme weather and temperatures with durability made for an active lifestyle.49
  • GPS Know your location and handle detours with ease, together with a built-in barometer sensor.50

WHAT'S IN THE BOX

Ready for action right out of the box

A flat lay of the items included in box with Galaxy Watch3. The packaging, device, and charger with charging dock.

GALAXY ECO SYSTEM

More ways to power up your work and play

Simply connect Galaxy Watch3 to your compatible Galaxy devices through your Samsung Cloud account. As you go from work to workout, seamlessly connect your watch to Galaxy Note20, or your Galaxy Buds Live via Bluetooth.51

Front view of Galaxy Watch3 next to Galaxy Buds Live and rear view of Galaxy Note20.

COMPATIBILITY

Gets along with other devices

Galaxy Watch3 is compatible and can easily connect with a range of Galaxy and non-Galaxy devices.

  • *Compatible with Android 5.0 (L OS) or higher, RAM 1.5GB above.
  • *Compatible with iPhone 5 and above, iOS 9.0 or above.
  • *Compatible smartphones and available features may vary by region, carrier and device.
  • *Activation feature for Mobile Network of Galaxy Watch3 with non-Samsung smartphones may not be available in some countries.
A line drawing showing a front-facing Galaxy Watch3 next to a smartphone, demonstrating its compatibility with different devices.
  • *Compatible with Android 5.0 (L OS) or higher, RAM 1.5GB above.
  • *Compatible with iPhone 5 and above, iOS 9.0 or above.
  • *Compatible smartphones and available features may vary by region, carrier and device.
  • *Activation feature for Mobile Network of Galaxy Watch3 with non-Samsung smartphones may not be available in some countries.

Data Privacy

1. This privacy policy applies to the personal information we may collect and use to provide the Samsung Health Monitor (the “Service” or “SHM”) which is a software-only medical application intended for use with compatible Samsung Galaxy Watches and mobile devices.

2. In addition to the information you provide directly, we process information obtained from or generated by your device such as, in relation to the BP Monitor function, your systolic and diastolic blood pressure, and your heartbeat; and in relation to the ECG function, your bioelectric signals, average heart rate, and information about your heart rhythm (such as possible cardia arrhythmias). This data is stored and managed locally on your device (smartphone and watch). This is in order to discern your eligibility to use the Service (under the terms of service applicable to you), provide the single channel electrocardiogram and other features of the ECG function and provide the blood pressure results and other features of the BP Monitor function.

3. Samsung does not store this data unless you choose to back-up this data using our other applications (such as via syncing or sharing this data with the Samsung Health App) and does not disclose health-related information generated by SHM that is locally stored. This information is generated by SHM on your device and will remain stored on your device until you manually delete the information or delete SHM from your device.

  1. Availability of colours, sizes, and models may vary by country or region.
  2. Available strap models may vary country.
  3. Image simulated for illustrative purposes.
  4. UI is subject to change.
  5. Availability of colours and sizes may vary by country or region.
  6. Figures compare the Galaxy Watch3 45mm Stainless Steel and Galaxy Watch 46mm Stainless Steel models. There may be differences in measurements based on the position measured.
  7. To ensure accuracy, users should calibrate their device at least once every four weeks.
  8. Users should measure their blood pressure when at rest, as they would do with a traditional cuff, and refrain from measuring when they are working out, smoking, or drinking.
  9. Measured blood pressure history can be reviewed within the Samsung Health Monitor app on a paired smartphone.
  10. Requires Galaxy smartphone, running Android 7.0 OS or above, and Galaxy Watch Active2 or upcoming Galaxy Watch device(s) to be paired. Feature support dependent on watch OS version.
  11. Classification name(BP) : Sphygmomanometers and sphygmographs
  12. Intended use(BP): It's a mobile application that has optical (PPG) sensor mounted on the mobile platform (smart watch) indirectly (non-invasive) measures blood pressure of capillaries in the wrist and displays systolic and diastolic blood pressure and pulse rate.
  13. Caution: This product is a medical application. Please review 'Instruction For Use' and 'cautions' carefully before use.
  14. Ad review no. : 2020-I10-28-2538
  15. THE ECG RECORDING OR SAMSUNG HEALTH MONITOR APP IS NOT INTENDED TO DETECT A HEART ATTACK. IT IS NOT INTENDED TO REPLACE TRADITIONAL METHODS OF DIAGNOSIS OR TREATMENT.
  16. Classification name(ECG): Electrocardiographic analyzer
  17. Intended use(ECG): This software generates, records, stores, and transmit electrocardiogram (ECG) signal. The ECG sensor mounted on the mobile platform measures single lead (Lead I) ECG signal, and determines whether atrial fibrillation or normal sinus rhythm is present.
  18. Ad review no. : 2020-I10-28-2539
  19. Availability may vary by country or region.
  20. SpO2 is defined as saturation of percutaneous oxygen. Normal levels in humans are measured at approximately 95-100%. Factors like vigorous exercise, the amount of oxygen in the air, your elevation, and various health conditions can all result in lower readings.
  21. Galaxy Watch3 can initiate Emergency call and message if you take a hard fall and don't seem to move.
  22. Galaxy Watch3 cannot detect all falls.
  23. The more physically active you are, the more likely you are to trigger Fall Detection due to high impact activity that can appear to be a fall.
  24. Sending SOS calls and messages requires network connection and smartphone pairing.
  25. Sleep management functions (REM cycles, deep sleep, and total sleep time) on the watch can be used as standalone, but smartphone pairing is recommended in order to see sleep score. Insight only available on paired smartphone.
  26. Fitness tracking on the watch can be used as standalone, but data stored in the watch may only be partially displayed after a certain period of time. Smartphone pairing is recommended in order to keep all data stored.
  27. Intended for general wellness and fitness purposes only.
  28. Feature requires Samsung SmartThings app and Bluetooth connection.
  29. Smartphone, TV, and Ridge Sport Band sold separately. Availability may vary by country or region.
  30. Workout program availability may differ by country or region.
  31. Detailed chart only available on paired smartphone.
  32. Supported messaging apps may vary by country or region.
  33. Wi-Fi/LTE connection is required on Galaxy Watch3 and feature requires pairing with smartphone.
  34. Feature supports nine languages: Korean, English, German, Spanish, Italian, French, Russian, Ukrainian, and Polish.
  35. Wi-Fi/LTE connection is required on Galaxy Watch3 and feature requires pairing with smartphone.
  36. Bitmoji is a trademark of Snap Inc.
  37. Sending Bitmoji stickers requires Bitmoji app version 10.84 or later.
  38. Bitmoji feature is only supported on the Message app.
  39. Service availability may vary by country or region.
  40. Wi-Fi/LTE connection is required on Galaxy Watch3 and feature requires pairing with smartphone.
  41. Must be logged into Spotify. Subscription required.
  42. Availability of Spotify service may vary by country.
  43. Spotify is only supported on devices running version 8.5.56 and later. Requires configuring touchpad settings through the Galaxy Wearables app.
  44. Galaxy Note20 and Galaxy Buds Live sold separately. Availability of Galaxy Note20 and Galaxy Buds Live may vary by country or region.
  45. Available apps may vary by carrier or country.
  46. LTE feature only available on LTE models. Availability of LTE model may vary by carrier or country.
  47. Galaxy Watch3 has a water resistance rating of 50 meters under the ISO standard 22810:2010. It is not suitable for diving or high-pressure water activities. If the device or your hands are wet, they must be dried thoroughly prior to handling.
  48. IP68 is based on test conditions for submersion in up to 1.5 meters of freshwater for up to 30 minutes. Not advised for beach use.
  49. US Military Standard Compliant (MIL-STD-810G)
  50. Using GPS may increase battery consumption.
  51. Galaxy Note20 and Galaxy Buds Live sold separately. Availability of Galaxy Note20 and Galaxy Buds Live may vary by country or region

Specifications

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  • NFC NFC
  • Bluetooth® Version Bluetooth v5.0
  • Size (Main Display) 1.2" (30.2mm)
  • Processor 1.15GHz
  • ROM Size (GB) 8
  • Sensors Accelerometer,Barometer,Gyro Sensor,Light Sensor,Optical Heart Rate Sensor
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