Shop now for Garmin Forerunner 645 Music Cerise

Garmin Forerunner 645 Music Cerise

Product Code: 010-01863-31

Item is no longer available.
Shop now for Garmin Forerunner 645 Music Cerise

Garmin Forerunner 645 Music Cerise

Product Code: 010-01863-31

Item is no longer available.


garmin forerunner 645 music cerise
garmin forerunner 645 music black
garmin forerunner 645 music black/slate
garmin forerunner 645 music black, rose-gold


GPS running watch with music and wrist-based heart rate sensor, advanced running dynamics available with optional running dynamics pod, smart notifications, compatible with a Spotify Premium Account.

  • Running watch with music and compatible with Spotify Premium Account
  • Lightweight, waterproof (5 ATM, 50 metres) GPS running watch with wrist-based heart rate sensor
  • Advanced running dynamics when paired with optional running dynamics pod or HRM-Run/HRM-Tri straps
  • Supports a variety of different sports: running, cycling, swimming
  • Smart notifications: texts, emails, social media
  • Customisable with downloadable apps, widgets, watch faces
  • Supports contactless payments - limited in Ireland to KBC Mastercard
  • Long battery life: up to 7 days in smartwatch mode, 14 hours in GPS mode

Product Screen Shots

garmin forerunner 645 music cerise band

Package Includes

  • Forerunner 645 Music GPS watch
  • Charging cradle
  • Documentation

Technical Specification

Garmin Forerunner 645 Music Cerise Product Code: 010-01863-31


Lens Material Corning Gorilla Glass 3
Bezel Material Stainless steel
Case Material Fibre-reinforced polymer
Quick Release Bands Yes (20 mm)
Strap Material Silicone
Physical Size 42.5 x 42.5 x 13.5 mm
Display Size 1.2" (30.4 mm) diameter
Display Resolution 240 x 240 pixels
Display Type Colour, sunlight-visible, transflective memory-in-pixel (MIP)
Weight 42.2 g
Battery Life Smartwatch Mode: Up to 7 days
GPS mode without music: Up to 14 hours
GPS mode with music: Up to 5 hours
Water Rating 5 ATM
Memory/History 200 hours of activity data

Clock Features

Time/Date yes
GPS Time Sync yes
Automatic Daylight Saving Time yes
Alarm Clock yes
Timer yes
Stopwatch yes
Sunrise/Sunset Times yes

Health Monitoring

Wrist-based Heart Rate (constant, every second) yes
Daily Resting Heart Rate yes
Fitness Age yes (in app)
All-Day Stress Tracking yes
Relaxation Breathing Timer yes
Sleep yes
Hydration yes (in Garmin Connect)
Menstrual Cycle yes (in Garmin Connect)


GPS yes
Glonass yes
Galileo yes
Garmin Elevate Wrist Heart Rate Monitor yes
Barometric Altimeter yes
Compass yes
Accelerometer yes
Thermometer Yes
Gryoscope yes

Daily Smart Features

Connectivity Bluetooth Smart, Ant+, Wi-Fi
Connect IQ (Downloadable watch faces, data fields, widgets, apps) yes
Smart Notifications yes
Text Response/Reject Phone Call with Text (Android only) yes
Calendar yes
Weather yes
Find My Phone yes
Find My Watch yes
Smartphone Compatibility iPhone, Android
Controls Smartphone Music yes
Garmin Pay Yes
Compatible with Garmin Connect Mobile yes
VIRB Camera remote Yes
Plays and Controls Watch Music yes
Music Sorage Up to 500 songs

Safety and Tracking Features

LiveTrack Yes
Incident Detection Diring Selected Activities Yes

Activity Tracking Features

Step Counter yes
Move Bar yes
Auto Goal yes
Calories Burned yes
Floors Climbed yes
Distance Travelled yes
Intensity Minutes yes
TrueUp yes
Move IQ yes

Fitness equipment/gym

Available Gym Activity Profiles Strength, cardio and elliptical training, stair stepping, floor climbing, indoor rowing and yoga
Cardio Workouts yes
Strength Workouts yes
Automatic Rep Counting yes

Training, planning and analysis features

HR Zones yes
HR Alerts yes
HR Calories yes
% HR Max yes
% HRR yes
Auto Max HR yes
Recovery Time yes
HR broadcast (broadcasts HR data over Ant+ to paired devices) yes
GPS Speed and Distance yes
Customisable Screens yes
Customisable Activity Profiles yes
Auto Pause yes
Interval training yes
Advanced Workouts yes
Downloadable Training Plans yes
Auto Lap yes
Manual Lap yes
Configurable Lap Alerts yes
VO2 Max yes
Training Status yes
Training Load yes
Training Effect (Aerobic) yes
Training Effect (Anerobic) yes
Customisable Alerts yes
Audio Prompts yes
Finish Time yes
Virtual Partner yes
Race an Activity yes
Course Guidance yes
Garmin Live Segments yes
Strava Live Segments yes
Touch and/or Button Lock yes
Activity History on Watch yes
Physio TrueUp yes
Auto Scroll yes

Running Features

Available Run Profiles Running, Treadmill Running, Indoor Track Running, Trail Running
GPS-Based Distance, Time, Pace yes
Running Dynamics yes (with compatible accessory)
Vertical Oscillation and Ratio yes (with compatible accessory)
Ground Contact Time and Balance yes (with compatible accessory)
Stride Length yes (with compatible accessory)
Cadence (provides real-time number of steps per minute) yes
Performance Condition yes
Run Workouts yes
Race Predictor yes
Foot Pod Capable yes

Outdoor Recreation Features

Available Outdoor Recreation Profiles Skiing, Snowboarding, XC Skiing, Stand up Paddleboarding, Rowing
Point-to-Point Navigation yes
Breadcrumb Trail in Real Time yes
Back To Start yes
TracBack yes
UltraTrac Mode yes
Elevation Profile yes
Distance to Destination yes
Vertical Speed yes
Total Ascent/Descent yes
GPS Coordinates yes

Cycling Features

Alerts (triggers alarms when you reach goals) yes
Courses yes
Garmin Cycle Map no
Available Cycling Profiles Biking, indoor biking
Race an Activity yes
Compatible with Varia Vision yes
Compatible with Varia Radar yes
Compatible with Varia Lights yes
Speed and Cadence Sensor Support yes (ANT+ and Bluetooth Smart sensors)

Swimming Features

Available Swim Profiles Pool Swimming
Pool Swim Metrics (lengths, distance, pace, stroke count, swim efficiency, calories) yes
Stroke Type Detection yes
Drill Logging (pool swim only) yes
Basic Rest Timer (up from 0, pool swim only) yes
Countdown Start yes
Pool Swim Workouts yes
"Repeat On" Rest Timer yes

Customer Reviews

Customer Reviews for the Garmin Forerunner 645 Music Cerise.