Garmin Fenix 5S Multisport GPS Watch with Outdoor Navigation and Wrist-Based Heart Rate - White with Carrara White Band

POLAR Unisex's Vantage M Multisport Watch, Black, M/L

Garmin Forerunner 645 Music

Garmin Forerunner 935 Tri-Bundle

POLAR Unisex's Vantage M Multisport Watch, White, M/L

Polar Unisex A370 Activity Tracker with Continuous Heart Rate, White, Medium/Large

Fitbit Versa Special Edition Health & Fitness Smartwatch with Heart Rate, Music & Swim Tracking, Charcoal

Garmin Fenix 5S Plus Premium Multisport GPS Watch - Sea Foam

Apple Watch Series 3 (GPS, 42mm) - Silver Aluminium Case with White Sport Band

Garmin Fenix 5 Multisport GPS Watch with Outdoor Navigation and Wrist-Based Heart Rate - Slate Grey with Black Band (Certified Refurbished)

Samsung Gear Sport Smartwatch - UK Version - Black

Flexible Garmin FR60-310XT Heart Rate Monitors

Apple Watch Series 4 (GPS, 44mm) - Space Grey Aluminium Case with Black Sport Band

Apple Watch Series 3 (GPS, 38mm) - Silver Aluminium Case with White Sport Band

Fitbit Versa Health & Fitness Smartwatch with Heart Rate, Music & Swim Tracking, Black

Garmin Forerunner 235 GPS Run Watch with Integrated HRM - Black/Grey

Fitbit Versa Special Edition Health & Fitness Smartwatch with Heart Rate, Music & Swim Tracking, Lavender

Garmin Forerunner 645 Music Smart Watch, Stainless Steel with Black band

Fitbit Versa Health & Fitness Smartwatch with Heart Rate, Music & Swim Tracking, Grey

Apple Watch Series 4 (GPS, 40mm) - Silver Aluminium Case with White Sport Band

Topeak Panobike HRM Chest Strap - Neutral | Heart Rate Monitors

Fitbit Charge 3 Advanced Fitness Tracker with Heart Rate, Swim Tracking & 7 Day Battery - Graphite/Black, One Size

POLAR Unisex's M200 GPS Running Watch with Wrist Based Heart Rate, Bright Red, Medium-Large

Apple Watch Series 4 (GPS, 40mm) - Gold Aluminium Case with Pink Sand Sport Band

Polar Unisex A370 Activity Tracker with Continuous Heart Rate, Black, Medium/Large

Tacx Heart Rate Belt (Bluetooth/Ant+)

Apple Watch Series 3 (GPS, 42mm) - Space Grey Aluminium Case with Black Sport Band

Apple Watch Series 4 (GPS + Cellular, 40mm) - Space Grey Aluminium Case with Black Sport Band

Garmin Vivosport Heart Rate and GPS Fitness Watch Slate - Small / Medi

Fitbit Alta HR Activity & Fitness Tracker with Heart Rate, 7 Day Battery & Sleep Tracking - Fuchsia, Large (6.7-8.1 in)

Fitbit Alta HR Activity & Fitness Tracker with Heart Rate, 7 Day Battery & Sleep Tracking - Black, Small (5.5-6.7 in)

POLAR Unisex's Vantage M Multisport Watch, White, S/M