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Charging Cable incl. ". Water resistance up to 50m. Connects effortlessly with Android &Apple iOS smartphones via free Healthmate App. For men's watches and women's watches. Great as a running watch. Waterproof watch - waterproof watch for swimming.
Electrocardiogram* — the watch and heart rate monitor watch detects atrial fibrillation or normal heart rhythm in just 30 seconds via ECG. Durable design — combined heart rate and spo2 sensor, 3 electrodes, an altimeter, a sapphire glass and a PMOLED screen featuring a rechargeable battery that lasts up to 30 days.24/7 activity tracking — dedicated workout metrics, connected GPS, fitness Level via VO₂max estimation, elevation and step tracker. Highly compatible - smart watch with text and call.

Google on your wrist: tap into the power and convenience of select Google services and apps right from your wrist; Pay for coffee; Get directions to the park; Use Bixby or Google Assistant for help on almost any topic; Stream your favorite tunes on YouTube.
Extension of your phone: put the phone features you need right on your wrist and stay connected to calls, notifications, and music streaming, texts, all accessible with a simple tap. Make every workout count: get the most out of every exercise session with advanced workout tracking that recognizes 6 popular activities, from running to rowing to swimming, automatically in just 3 minutes; Stay motivated by connecting to live coaching sessions via your smartphone or to dynamic Group Challenges with your friends.


Watch comes packaged in an aftermarket box and may include an aftermarket charger and wristband. Get ready to crush your wellness Goals With Body Readings Right On Your Wrist.

This pre-owned product has been professionally inspected, tested and cleaned by Amazon-qualified suppliers. Get ready to crush your wellness Goals With Body Readings Right On Your Wrist. Be smart about your heart: take care of your heart with accurate ecg monitoring and keep an eye On Possible Atrial Fibrillation, A Common Form Of Irregular Heart Rhythm; Share Personalized Readings With Your Doctor Using The Samsung Health Monitor App On Your Compatible Galaxy Phone.
Make every workout count: get the most out of every exercise session with advanced workout tracking that recognizes 6 Popular Activities, From Running To Rowing To Swimming, Automatically In Just 3 Minutes; Stay Motivated By Connecting To Live Coaching Sessions Via Your Smartphone Or To Dynamic Group Challenges With Your Friends.


Body composition analysis: galaxy watch4 classic is the first smartwatch to off body composition data right on your wrist, basal metabolic rate, skeletal muscle, now you can get readings on body fat, body water, On your own schedule, and Body Mass Index. Be smart about your heart: take care of your heart with accurate ECG monitoring and keep an eye on possible atrial fibrillation, a common form of irregular heart rhythm; Share personalized readings with your doctor using the Samsung Health Monitor app on your compatible Galaxy phone.
Go the extra mile: improve your runs with advanced running coaching technology; VO2 Max readings assess your oxygen levels to manage and track your heart and lung endurance. Make every workout count: get the most out of every exercise session with advanced workout tracking that recognizes 6 popular activities, from running to rowing to swimming, automatically in just 3 minutes; Stay motivated by connecting to live coaching sessions via your smartphone or to dynamic Group Challenges with your friends.

Go the extra mile: improve your runs with advanced running coaching technology; VO2 Max readings assess your oxygen levels to manage and track your heart and lung endurance.
Google on your wrist: tap into the power and convenience of select Google services and apps right from your wrist; Pay for coffee; Get directions to the park; Use Bixby or Google Assistant for help on almost any topic; Stream your favorite tunes on YouTube. Body composition analysis: galaxy watch4 is the first smartwatch to off body composition data right on your wrist, now you can get readings on body fat, skeletal muscle, body water, On your own schedule, basal metabolic rate, and Body Mass Index.

Stay connected wherever you are with LTE Connectivity LTE service required. Fashion meets function: sleek, galaxy watch 4 is made to move with you while working out and matches your mood and outfit with bands ranging from green, lightweight and customizable, silver, pink and black plus a variety of faces.
Google on your wrist: tap into the power and convenience of select Google services and apps; Pay for coffee, use Google Assistant or Bixby, get directions to the park, and stream from YouTube Music. Go the extra mile: improve your runs with advanced running coaching technology; VO2 Max readings assess your oxygen levels to manage and track your heart and lung endurance.

1. Withings
#ad
Step Counter, Smart Notifications, Withings Scanwatch, Smart watch & Activity Tracker: Heart Monitor, Waterproof with 30-Day Battery Life, Sleep Tracker, GPS, Android & apple smart phone compatible
#adWithings #ad - Wrist-based oximetry — provides on demand oxygen saturation level SpO2 in just 30 seconds. Sleep tracking — sleep tracker delivers a Score based on light and deep sleep cycles, sleep duration & wake-ups. 20 additional days in power reserve mode time and activity tracking only.Charging Cable incl. ". Water resistance up to 50m. Connects effortlessly with Android &Apple iOS smartphones via free Healthmate App. For men's watches and women's watches. Great as a running watch. Waterproof watch - waterproof watch for swimming.
More information #ad
Changeable wristband - check out Withings Store for changeable smart watch bands. Heart rate tracking — track heart rate continuously during workouts to optimize training, and monitor daily and overnight heart rate to help improve health over time. Electrocardiogram* — the watch and heart rate monitor watch detects atrial fibrillation or normal heart rhythm in just 30 seconds via ECG. Durable design — combined heart rate and spo2 sensor, 3 electrodes, an altimeter, a sapphire glass and a PMOLED screen featuring a rechargeable battery that lasts up to 30 days.24/7 activity tracking — dedicated workout metrics, connected GPS, fitness Level via VO₂max estimation, elevation and step tracker. Highly compatible - smart watch with text and call.
Brand | Withings #ad |
Manufacturer | Withings #ad |
Height | 0.54 Inches |
Length | 10.63 Inches |
Weight | 0.18 Pounds |
Width | 1.65 Inches |
Part Number | HWA09-MODEL 4-AL |
Model | 3700546706431 |
Warranty | 2-YEAR WARRANTY |
More information #ad
2. SAMSUNG
#ad
Running, GPS Fall Detection, US Version, SAMSUNG Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health, Sleep Cycles, SM-R860NZKAXAA, Bluetooth, Black, Fitness
#adSAMSUNG #ad - Be smart about your heart: take care of your heart with accurate ECG monitoring and keep an eye on possible atrial fibrillation, a common form of irregular heart rhythm; Share personalized readings with your doctor using the Samsung Health Monitor app on your compatible Galaxy phone. Body composition analysis: galaxy watch4 is the first smartwatch to off body composition data right on your wrist, now you can get readings on body fat, On your own schedule, skeletal muscle, basal metabolic rate, body water, and Body Mass Index.Google on your wrist: tap into the power and convenience of select Google services and apps right from your wrist; Pay for coffee; Get directions to the park; Use Bixby or Google Assistant for help on almost any topic; Stream your favorite tunes on YouTube.
More information #ad
Better sleep starts here: wake up feeling refreshed and recharged with advanced sleep tracking; When you go to bed, your Galaxy Watch4 sleep tracker starts monitoring your sleep and SpO2 levels continuously. Go the extra mile: improve your runs with advanced running coaching technology; VO2 Max readings assess your oxygen levels to manage and track your heart and lung endurance. Extension of your phone: put the phone features you need right on your wrist and stay connected to calls, notifications, and music streaming, texts, all accessible with a simple tap. Make every workout count: get the most out of every exercise session with advanced workout tracking that recognizes 6 popular activities, from running to rowing to swimming, automatically in just 3 minutes; Stay motivated by connecting to live coaching sessions via your smartphone or to dynamic Group Challenges with your friends.
Brand | SAMSUNG #ad |
Manufacturer | Samsung #ad |
Height | 1.59 Inches |
Length | 1.55 Inches |
Weight | 0.06 Pounds |
Width | 1.55 Inches |
Part Number | SM-R860NZKAXAA |
Model | SM-R860NZKAXAA |
Warranty | 1 Year Manufacturer |
More information #ad
3. SAMSUNG
#ad
Black Renewed, Samsung Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health Fitness Running Sleep Cycles GPS Fall Detection LTE US Version
#adSAMSUNG #ad - Item package Quantity - 1. Product type - Wearable Computer. Item package weight - 035053499658 pounds. Item package dimension- 6. 899999992962l x 3. 799999996124w x 2. 199999997756h inches.More information #ad
Brand | SAMSUNG #ad |
Manufacturer | Samsung #ad |
Height | 5 Inches |
Length | 7 Inches |
Width | 4 Inches |
Part Number | SM-R865UZKAXAA |
Model | Watch4 |
Warranty | 90 days limited warranty |
More information #ad
4. SAMSUNG
#ad
Samsung Electronics Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health Fitness Running Sleep Cycles GPS Fall Detection Bluetooth US Version, Renewed Pink Gold
#adSAMSUNG #ad - Better sleep starts here: wake up feeling refreshed and recharged with Advanced Sleep Tracking; When You Go To Bed, Your Galaxy Watch4 Sleep Tracker Starts Monitoring Your Sleep And Spo2 Levels Continuously.Watch comes packaged in an aftermarket box and may include an aftermarket charger and wristband. Get ready to crush your wellness Goals With Body Readings Right On Your Wrist.
More information #ad
Be smart about your heart: take care of your heart with accurate ecg monitoring and keep an eye On Possible Atrial Fibrillation, A Common Form Of Irregular Heart Rhythm; Share Personalized Readings With Your Doctor Using The Samsung Health Monitor App On Your Compatible Galaxy Phone.Brand | SAMSUNG #ad |
Manufacturer | Samsung #ad |
Height | 5 Inches |
Length | 7 Inches |
Width | 4 Inches |
Part Number | SM-R860NZSAXAA |
Model | Watch4 |
Warranty | 90 day warranty from Amazon Renewed |
More information #ad
5. SAMSUNG
#ad
Renewed Black, Samsung Electronics Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health Fitness Running Sleep Cycles GPS Fall Detection Bluetooth US Version
#adSAMSUNG #ad - Better sleep starts here: wake up feeling refreshed and recharged with Advanced Sleep Tracking; When You Go To Bed, Your Galaxy Watch4 Sleep Tracker Starts Monitoring Your Sleep And Spo2 Levels Continuously.This pre-owned product has been professionally inspected, tested and cleaned by Amazon-qualified suppliers. Get ready to crush your wellness Goals With Body Readings Right On Your Wrist. Be smart about your heart: take care of your heart with accurate ecg monitoring and keep an eye On Possible Atrial Fibrillation, A Common Form Of Irregular Heart Rhythm; Share Personalized Readings With Your Doctor Using The Samsung Health Monitor App On Your Compatible Galaxy Phone.
More information #ad
Make every workout count: get the most out of every exercise session with advanced workout tracking that recognizes 6 Popular Activities, From Running To Rowing To Swimming, Automatically In Just 3 Minutes; Stay Motivated By Connecting To Live Coaching Sessions Via Your Smartphone Or To Dynamic Group Challenges With Your Friends.
Brand | SAMSUNG #ad |
Manufacturer | Samsung #ad |
Height | 5 Inches |
Length | 7 Inches |
Width | 4 Inches |
Part Number | SM-R860NZKAXAA |
Model | Watch4 |
Warranty | 90 days limited warranty |
More information #ad
6. SAMSUNG
#ad
Silver Renewed, Samsung Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health Fitness Running Sleep Cycles GPS Fall Detection Bluetooth US Version
#adSAMSUNG #ad - Item package weight - 0440924524 pounds. Item package Quantity - 1. Item package dimension- 11. 6899999880762l x 2. 4799999974704w x 1. 2599999987148h inches. Product type - Wearable Computer.More information #ad
Brand | SAMSUNG #ad |
Manufacturer | Samsung #ad |
Height | 5 Inches |
Length | 7 Inches |
Width | 4 Inches |
Part Number | SM-R860NZDAXAA |
Model | Watch4 |
Warranty | 90 days limited warranty |
More information #ad
7. SAMSUNG
#ad
GPS Fall Detection, Fitness, SAMSUNG Galaxy Watch 4 Classic 42mm Smartwatch with ECG Monitor Tracker for Health, Sleep Cycles, Running, Silver, US Version, Bluetooth
#adSAMSUNG #ad - Better sleep starts here: wake up feeling refreshed and recharged with advanced sleep tracking; When you go to bed, your Galaxy Watch4 Classic sleep tracker starts monitoring your sleep and SpO2 levels continuously. Extension of your phone: galaxy watch4 classic works as an extension of your phone so you can do more while on the go; Talk, text, stream music and more just by tapping the watch on your wrist.Body composition analysis: galaxy watch4 classic is the first smartwatch to off body composition data right on your wrist, basal metabolic rate, skeletal muscle, now you can get readings on body fat, body water, On your own schedule, and Body Mass Index. Be smart about your heart: take care of your heart with accurate ECG monitoring and keep an eye on possible atrial fibrillation, a common form of irregular heart rhythm; Share personalized readings with your doctor using the Samsung Health Monitor app on your compatible Galaxy phone.
More information #ad
Google on your wrist: tap into the power and convenience of select Google services and apps right from your wrist; Pay for coffee; Get directions to the park; Use Bixby or Google Assistant for help on almost any topic; Stream your favorite tunes on YouTube. Go the extra mile: improve your runs with advanced running coaching technology; VO2 Max readings assess your oxygen levels to manage and track your heart and lung endurance. Make every workout count: get the most out of every exercise session with advanced workout tracking that recognizes 6 popular activities, from running to rowing to swimming, automatically in just 3 minutes; Stay motivated by connecting to live coaching sessions via your smartphone or to dynamic Group Challenges with your friends.
Brand | SAMSUNG #ad |
Manufacturer | Samsung #ad |
Warranty | 1 Year Manufacturer |
More information #ad
8. SAMSUNG
#ad
Pink Gold, Bluetooth, Running, Sleep Cycles, SAMSUNG Galaxy Watch 4 40mm Smartwatch with ECG Monitor Tracker for Health, SM-R860NZDAXAA, GPS Fall Detection, US Version, Fitness
#adSAMSUNG #ad - Be smart about your heart: take care of your heart with accurate ECG monitoring and keep an eye on possible atrial fibrillation, a common form of irregular heart rhythm; Share personalized readings with your doctor using the Samsung Health Monitor app on your compatible Galaxy phone. Make every workout count: get the most out of every exercise session with advanced workout tracking that recognizes 6 popular activities, from running to rowing to swimming, automatically in just 3 minutes; Stay motivated by connecting to live coaching sessions via your smartphone or to dynamic Group Challenges with your friends.Go the extra mile: improve your runs with advanced running coaching technology; VO2 Max readings assess your oxygen levels to manage and track your heart and lung endurance.
More information #ad
Extension of your phone: put the phone features you need right on your wrist and stay connected to calls, notifications, texts, and music streaming, all accessible with a simple tap. Better sleep starts here: wake up feeling refreshed and recharged with advanced sleep tracking; When you go to bed, your Galaxy Watch4 sleep tracker starts monitoring your sleep and SpO2 levels continuously. Google on your wrist: tap into the power and convenience of select Google services and apps right from your wrist; Pay for coffee; Get directions to the park; Use Bixby or Google Assistant for help on almost any topic; Stream your favorite tunes on YouTube. Body composition analysis: galaxy watch4 is the first smartwatch to off body composition data right on your wrist, now you can get readings on body fat, skeletal muscle, body water, On your own schedule, basal metabolic rate, and Body Mass Index.
Brand | SAMSUNG #ad |
Manufacturer | Samsung #ad |
Height | 0.39 Inches |
Length | 1.59 Inches |
Weight | 0.06 Pounds |
Width | 1.55 Inches |
Part Number | SM-R860NZDAEUF |
Model | SM-R860NZDAXAA |
Warranty | 1 Year Manufacturer |
More information #ad
9. SAMSUNG
#ad
Silver Renewed, Samsung Galaxy Watch 4 Classic 42mm Smartwatch with ECG Monitor Tracker for Health Fitness Running Sleep Cycles GPS Fall Detection LTE US Version
#adSAMSUNG #ad - Better sleep starts here: wake up feeling refreshed and recharged with advanced sleep tracking; When you go to bed, your Galaxy Watch4 Classic sleep tracker starts monitoring your sleep and SpO2 levels continuously. Take care of your heart with accurate ecg monitoring and keep an eye on possible atrial fibrillation, a common form of irregular heart rhythm; Share personalized readings with your doctor using the Samsung Health Monitor app on your Galaxy phone.Stay connected wherever you are with LTE Connectivity LTE service required. Fashion meets function: sleek, galaxy watch 4 is made to move with you while working out and matches your mood and outfit with bands ranging from green, lightweight and customizable, silver, pink and black plus a variety of faces.
More information #ad
Get ready to crush your wellness goals with body readings right on your wrist. Get the most out of every exercise session with advanced workout tracking that recognizes 6 popular activities, from running to rowing to swimming, automatically in just 3 minutes; Stay motivated by connecting to live coaching sessions via your smartphone. Google on your wrist: tap into the power and convenience of select Google services and apps; Pay for coffee, use Google Assistant or Bixby, get directions to the park, and stream from YouTube Music. Go the extra mile: improve your runs with advanced running coaching technology; VO2 Max readings assess your oxygen levels to manage and track your heart and lung endurance.
Brand | SAMSUNG #ad |
Manufacturer | Samsung #ad |
Part Number | SM-R885U |
Model | Galaxy Watch4 Classic LTE (2021) 42MM |
Warranty | 90 days limited warranty |
More information #ad
10. SAMSUNG
#ad
Samsung Galaxy Watch 4 44mm Smartwatch with ECG Monitor Tracker for Health Fitness Running Sleep Cycles GPS Fall Detection Bluetooth US Version, Silver Renewed
#adSAMSUNG #ad - Item package Quantity - 1. Product type - Wearable Computer. Item package weight - 031085178942 pounds. Item package dimension- 6. 7699999930946l x 4. 249999995665w x 2. 3199999976336h inches.More information #ad
Brand | SAMSUNG #ad |
Manufacturer | Samsung #ad |
Warranty | 90 days limited warranty |
More information #ad