Garmin Fenix 5X Sapphire Edition (Slate gray with silicone band) GPS multisport training smartwatch with built-in HR monitor at Crutchfield
Amazon.com: Garmin fenix 5 Plus, Premium Multisport GPS Smartwatch, Features Color Topo Maps, Heart Rate Monitoring, Music and Contactless Payment, Titanium with Orange Band : Electronics
Full list of sports watches with triathlon mode - Joyful Triathlete
Hands-on: Garmin's New Fenix 5 Multisport GPS Series–with mapping! | DC Rainmaker