Heart Rate Sensors

Garmin Instinct 2X Solar Standard Edition 50mm Rugged GPS Smartwatch

372 reviews

SKU: GRMI2XSBK

^$499.99

+ wishlist

In Stock

DESCRIPTION

A rugged GPS smartwatch with unlimited battery life and built-in sports apps.

Pros

Long battery life
Useful features (health tracking, GPS, reminders, etc.)
Rugged and durable design
Solar charging feature
Comfortable fit

Garmin Forerunner 165 GPS Smartwatch

41 reviews

SKU: GRMF165SBSG

^$249.99

+ wishlist

In Stock

DESCRIPTION

A lightweight, GPS smartwatch with a brilliant AMOLED touchscreen display, built-in activity profiles, and smart notifications.

Pros

Lightweight and trim design
Efficient and reliable with no crashes
Accurate and suitable for various activities
Brilliant AMOLED touchscreen display
Long battery life and useful features

Garmin Forerunner 165 Music GPS Smartwatch

24 reviews

SKU: GRMF165MSTA

^$299.99

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In Stock

DESCRIPTION

A lightweight, unisex GPS smartwatch with built-in music, heart rate monitoring, and contactless payments.

Pros

Long battery life
Great for running and working out
Music and audio features enhance workout experience
User-friendly interface and ease of use
Excellent features and tracking accuracy

Garmin Descent Mk3i 43mm Dive Computer Smartwatch

16 reviews

SKU: GRMDMK43BK

^$1399.99

+ wishlist

In Stock

DESCRIPTION

A dive-first smartwatch with enhanced sonar technology, GPS, and dive readiness tool for smaller wrists.

Garmin Lily 2 Classic Sport GPS Smartwatch

13 reviews

SKU: GRML2CWCG

^$299.99

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In Stock

DESCRIPTION

A fashionable GPS smartwatch with a patterned lens, heart rate monitoring, and 5-day battery life.

Scubapro Luna 2.0 Air Integrated Computer

7 reviews

SKU: SCPL2AIC

^$499

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In Stock

DESCRIPTION

A wireless air-integrated computer with customizable settings, a modern display, and intuitive interface.

Scubapro Digital Heart Rate Belt

2 reviews

SKU: SCPDHRB

^$149

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In Stock

DESCRIPTION

A must-have for serious divers, the Scubapro Digital Heart Rate Belt measures and records heartbeat at depths up to 394'.

Garmin Lily 2 Sport GPS Smartwatch

1 reviews

SKU: GRML2WCG

^$249.99

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In Stock

DESCRIPTION

A stylish, small smartwatch with a patterned lens, long battery life, and health monitoring capabilities.

Pros

Good battery life
Health tracking features
Stylish design
User-friendly functions
Comfortable fit

Garmin fenix 8 Sapphire GPS Smartwatch with HRM 600 Heart Rate Monitor

SKU: GRMF8SGSB

^$1269.98

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In Stock

DESCRIPTION

A digital GPS sports watch with sapphire glass, rubber band, and advanced heart rate monitoring features.

Garmin fenix 8 AMOLED GPS Smartwatch with HRM 600 Heart Rate Monitor

SKU: GRMF8AGSK

^$1169.98

+ wishlist

In Stock

DESCRIPTION

A digital GPS sports watch with AMOLED display, rubber band, and advanced heart rate monitoring features.

Suunto Smart Heart Rate Belt

SKU: SNTSHRBELT

^$79

+ wishlist

In Stock

DESCRIPTION

A comfortable and accurate heart rate monitor belt for multisport athletes, compatible with Suunto watches.

Garmin tactix 8 AMOLED Tactical GPS Smartwatch with HRM 600 Heart Rate Monitor

SKU: GRMTXK

^$1469.98

+ wishlist

In Stock

DESCRIPTION

A digital GPS sports watch with AMOLED display, rubber band, and advanced heart rate monitoring.

Suunto Run Sports Watch

SKU: SNTRUNSTBLK

^$249

+ wishlist

In Stock

DESCRIPTION

A lightweight unisex sports watch offering GPS, heart rate monitoring, and up to 20-hour battery life.

Garmin HRM 600 Heart Rate Monitor

SKU: GRMHRM600XSS

^$169.99

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In Stock

DESCRIPTION

A premium digital heart rate monitor with a comfortable, machine-washable strap and advanced running dynamics tracking.

Garmin Instinct 3 50mm Solar GPS Smartwatch

SKU: GRM2E50SWTSN

^$449.99

+ wishlist

In Stock

DESCRIPTION

A rugged unisex GPS smartwatch with solar charging, rubber band, heart rate monitoring, and built-in flashlight.

Garmin fenix 8 Solar Sapphire GPS Smartwatch with HRM 600 Heart Rate Monitor

SKU: GRMF8SK

^$1269.98

+ wishlist

In Stock

DESCRIPTION

A titanium digital GPS sports watch with rubber band, solar charging, and advanced heart rate monitoring.

Garmin Lily 2 Active Sport GPS Smartwatch

SKU: GRML2AGB

^$299.99

+ wishlist

In Stock

DESCRIPTION

A stylish smartwatch with GPS, heart rate tracking, and a 9-day battery, available in silicone bands.

Garmin Forerunner 570 47mm GPS Smartwatch with HRM 600 Heart Rate Monitor

SKU: GRMFR57047K2

^$719.98

+ wishlist

In Stock

DESCRIPTION

A unisex digital GPS sports watch with rubber band and integrated heart rate monitoring for active lifestyles.

Garmin Forerunner 970 GPS Smartwatch with HRM 600 Heart Rate Monitor

SKU: GRMFR970G

^$919.98

+ wishlist

In Stock

DESCRIPTION

A premium GPS smartwatch with titanium bezel, sapphire lens, AMOLED display, and advanced heart rate monitoring.

Garmin Forerunner 570 42mm GPS Smartwatch with HRM 600 Heart Rate Monitor

SKU: GRMFR57042B3

^$719.98

+ wishlist

In Stock

DESCRIPTION

A unisex digital GPS sports watch with rubber band and integrated heart rate monitor for active lifestyles.

Suunto Chest Strap

SKU: SNTCSTRPL

^$45

+ wishlist

In Stock

DESCRIPTION

A comfortable and accurate replacement chest strap for Suunto heart rate monitoring, compatible with Movesense.

Garmin Vivomove Trend Hybrid Smartwatch with Silicone Band

31 reviews

SKU: GRMVTWCR

^$299.99

+ wishlist

In Stock

DESCRIPTION

A stylish hybrid smartwatch with a stainless steel bezel and silicone band, featuring health tracking and smart notifications.

Pros

Stylish and attractive design
Long battery life and wireless charging
Easy to use and customize
Convenient smart features and notifications
Comprehensive fitness and health tracking

Garmin fenix 7X Pro Solar Edition 51mm GPS Smartwatch, Slate Gray with Black Band

27 reviews

SKU: GRMF7XPWGB

~~$899.99~~ Save: $400 (44%)

^$499.99

+ wishlist

In Stock

DESCRIPTION

A rugged black and grey digital smartwatch with solar charging, advanced GPS, health tracking, and a durable rubber band.

Pros

Accurate and reliable GPS
Wide range of advanced features
Exceptional battery life
Rugged and durable design
Comprehensive fitness and health tracking

Garmin Venu 3S 41mm GPS Smartwatch

13 reviews

SKU: GRMV3SGDR

^$449.99

+ wishlist

In Stock

DESCRIPTION

A unisex GPS smartwatch with a bright touchscreen display, long battery life, and advanced fitness features.

Scubapro Hud Sport Dive Computer with Smart + Pro Transmitter

3 reviews

SKU: SCPHSPT

^$999

+ wishlist

In Stock

DESCRIPTION

A revolutionary mask-mounted dive computer with near-eye optics, wireless air integration, and advanced features.

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Heart Rate Sensors

Heart rate sensors have become an essential companion for divers, snorkelers, and water sports enthusiasts seeking to elevate their training and monitor their well-being with precision. As the weather warms and outdoor activities shift into high gear, these devices offer a practical way to keep tabs on your body’s response to exertion, especially in challenging underwater environments. The technology behind heart rate sensors has evolved rapidly in recent years, branching into several main types to suit different preferences and activity levels. Optical sensors worn on the wrist are popular for their convenience and seamless integration into daily life, while upper-arm optical bands provide a balance between comfort and accuracy. For those who demand the highest level of precision—such as competitive athletes, triathletes, or anyone training for performance goals—ECG chest straps remain the gold standard, delivering medical-grade data even during high-intensity intervals or dynamic underwater movement. It’s not uncommon to see experienced divers donning a chest strap beneath their wetsuits, relying on its interference-free tracking to ensure their heart rate stays within safe limits during deep dives or extended sessions.

Choosing the right heart rate sensor involves considering how and where you plan to use it. For recreational snorkelers or casual swimmers, a wrist-based device might be all you need—easy to slip on before a morning swim or an afternoon paddle. These models excel in comfort and convenience, often doubling as everyday fitness trackers. However, if you’re engaging in rigorous training, interval sessions, or open-water races, an armband or chest strap offers superior reliability, especially when water, movement, and gear can interfere with less robust sensors. Many divers appreciate the peace of mind that comes from real-time, accurate feedback, whether they’re pushing their limits in freediving or simply aiming to maintain a steady pace during a long surface swim. Heart rate sensors also make thoughtful gifts for anyone passionate about aquatic sports—think of a friend preparing for their first triathlon, a family member training for a charity swim, or a partner who loves to track every metric of their underwater adventures. The right sensor can be a gateway to deeper insights, helping users fine-tune their performance, recover more effectively, and even spot early signs of fatigue or overexertion that can be masked by the calming effects of water.

No matter which type of heart rate sensor you choose, integrating this technology into your water sports routine can transform the way you approach training and safety. Many modern sensors are designed to pair seamlessly with dive computers, fitness apps, and smartwatches, giving you a holistic view of your activity and health trends over time. For those interested in exploring more wearable options, our curated selection of Heart Rate Watches offers additional ways to monitor your fitness both in and out of the water. As you plan your next season of aquatic adventures, investing in a high-quality heart rate sensor can help you push your boundaries while staying attuned to the rhythms of your own body—whether you’re chasing new personal bests or simply savoring the serenity of the sea.