When it comes to multisport GPS watches, no one does it better thanGarmin. The company has been consistent in producing top-of-the-linefitness-focused wearables, with the Fenix 5 series leading the pack. Amazon is running a number of sweetdeals on multiple Garmin Fenix 5 variantsright now, including the 47mm black sapphire model. Originally $600, a cool 27% discount slashes its price down to $439.

The Fenix 5 Sapphire is the smaller sibling of theFenix 5X. As the “sapphire” moniker suggests, this Garminsmartwatchfeatures a sapphire lens which makes it far less susceptible to scratches and breakage. It also sports a stainless-steel bezel and buttons plus a reinforced housing for extra durability. Water-resistant for up to 100 meters and outfitted with a bunch of outdoor sensors, the Fenix 5 is an ideal companion for fitness and adventure junkies.

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Built for accurate monitoring of form and performance, it’s no surprise that the Fenix 5 comes packed with sophisticated training and fitness metrics. For starters, it has Training Status and Training Effect features which let you see the benefits and efficacy of your workouts. Your running speed, heart rate variability, and volume of oxygen consumed per minute can also be tracked via the VO2 max estimator. Other features include the elevate wrist heart rate technology, step counter, and sleep monitor.

Garmin also tossed in a bunch of advanced running dynamics and physiological metrics to help improve your overall running performance. These include lactate threshold, stride length, and performance condition. What’s more, there are special feature sets available to track other activities such as swimming, skiing, golf, and paddle sports.

Just like most smartwatches, connecting it to your iOS or Android phone will enable smart notifications. It also connects to the Wi-Fi so you can upload your activity stats to the Garmin Connect online fitness community. In terms of battery, Garmin claims it can provide solid power ranging from 24 hours to two weeks depending on the mode of usage.

The Garmin Fenix 5 is one of the more expensive smartwatches on the market, but its robust set of features and durability make it a worthwhile investment especially for athletes and activity-loving individuals. The47mm black sapphire versionis currently available on Amazon at a discounted price of $439.

Looking for more savings? Browse through our curated deals page for exciting discounts on fitness trackers,smartwatches, and other tech products.