Garmin Sandstone Forerunner 645 GPS Fitness Watch

The Garmin Sandstone Forerunner 645 GPS Fitness Watch is the ultimate companion for fitness enthusiasts.
Now Only R6,609.00 Regular Price R7,600.00

Call us now for more info about our products or to check stock.

FREE delivery on orders over R1500. We deliver directly to your door!

Our products are genuine and carry a full manufacturers warranty.

We pride ourselves on our service, both before and after the sale. Try us!

Price Promise: Find it cheaper, we will beat it!

Garmin Logo

 Garmin Sandstone Forerunner 645 GPS Fitness Watch


The Garmin Sandstone Forerunner 645 GPS Fitness Watch is the ultimate companion for fitness enthusiasts. It features advanced running dynamics, including ground contact time balance, stride length, vertical ratio and more. It offers Garmin Connect that automatically uploads data for live tracking, audio prompts, smart notifications and social media sharing.




  • Garmin Pay contactless payment solution lets you make convenient payments with your watch, so you can leave your cash and cards at home
  • Provides advanced running dynamics, including ground contact time balance, stride length, vertical ratio and more
  • Uses wrist-based heart rate to offer performance monitoring features, including evaluating your current training status
  • Connected features include smart notifications, automatic uploads to Garmin Connect and the ability for others to track your runs with the LiveTrack feature
  • Customize with free watch faces, apps and more from our Connect IQ store
  • Battery life up to 7 days in smartwatch mode; 14 hours in GPS mode





Lens material: Chemically strengthened glass
Strap material: Stainless steel
Physical size: 42.5 x 42.5 x 13.5 mm
Weight: 41.8 g
Water rating: 5 ATM
Display type: sunlight-visible, transflective memory-in-pixel (MIP)
Display size: 1.2" (30.4 mm) diameter
Display resolution: 240 x 240 pixels
Color display: Yes
Battery life: Smartwatch Mode-Up to 7 days, GPS mode-Up to 14 hours
Memory/History: 200 hours of activity data


Time/date: Yes
GPS time sync: Yes
Automatic daylight saving time: Yes
Alarm clock: Yes
Stopwatch: Yes
Sunrise/sunset times: Yes


GPS: Yes
Garmin Elevate wrist heart rate monitor: Yes
Barometric altimeter: Yes
Compass: Yes
Gyroscope: Yes
Accelerometer: Yes
Thermometer: Yes

Daily smart

Connectivity: Yes
Connect IQ (downloadable watch faces, data fields, widgets and apps): Yes
Smart notifications: Yes
Calendar: Yes
Weather: Yes
Controls smartphone music: Yes
Find My Phone: Yes
VIRB Camera Remote: Yes
Smartphone compatibility: iPhone, Android
Compatible with Garmin Connect Mobile: Yes
Garmin Pay: Yes

Activity tracking

Step counter: Yes
Move bar (displays on device after a period of inactivity; walk for a couple of minutes to reset it): Yes
Auto goal (learns your activity level and assigns a daily step goal): Yes
Sleep monitoring (monitors total sleep and periods of movement or restful sleep): Yes
Calories burned: Yes
Distance travelled: Yes
Intensity minutes: Yes
TrueUp: Yes
Move IQ: Yes
Fitness Age: Yes (in app)
All-day Stress Tracking: Yes

Training, planning and analysis

GPS speed and distance: Yes
Customizable data pages: Yes
Customizable 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
V02 max: Yes
Training Effect (aerobic): Yes
Customizable alerts: Yes
Audio prompts: Yes
Finish time: Yes
Virtual Partner: Yes
Race an Activity: Yes
Auto multisport activities: Yes
Manual multisport activities: Yes
Course guidance: Yes
Segments (Live, Garmin): Yes
Strava features (Beacon, live segments): Yes
LiveTrack: Yes
Touch and/or button lock: Yes
Auto scroll: Yes
Activity history on watch: Yes

More Information
Stock Availability Please check stock prior to purchase
Brand Garmin
FREE Delivery Yes, delivery is FREE
Write Your Own Review
You're reviewing:Garmin Sandstone Forerunner 645 GPS Fitness Watch
Your Rating

E&OE Notice | Stock Availability, Pricing and Product Information

While we strive to provide accurate product and pricing information, unintentional pricing or typographical errors may occur. We reserve the right to correct any errors, inaccuracies or omissions and to change or update information (including, without limitation, images, information related to text, pricing, availability, product descriptions and package contents) at any time without notice (Including: after you submitted your order; confirmation was received; and payment has been made). In the event that an item is listed at an incorrect price or with incorrect information, we shall have the right, in our sole discretion, to refuse and cancel any orders. Cancelled orders already paid for will be refunded to you in full.

Please confirm stock prior to purchase: We can't guarantee all products are in stock at time of order. To avoid disappointment, please confirm availability prior to purchase. You can drop us an email or give us a call. To speed up the process, feel free to order, if we don't have stock we can always refund you.

Telephone: 011 568 0421 | 021 300 4031

Bulk order discounts: We are able to offer discounts on bulk order purchases for certain products. If you intend placing a bulk order please check with us to see if your order and products qualify for a discount.

Product experts: Many of our products are of a technical nature. If you are unsure as to which product best suites your needs or if you need additional product information we have Product Experts who are able to assist. Feel free to contact us to discuss your requirements.

Can't find exact product you are after? If the product you are looking for is not listed on our site, please contact us as chances are we can source it for you. This applies in particular to our existing brands where we may not have all their products currently listed. Our suppliers constantly add new products to their range and although not currently listed on our site we can still supply it to you.

We are only permitted to list a very limited number of products for the following knife and tactical brands, however we are able to source the entire range: Victorinox Knives, Kershaw Knives, CRKT Knives, Ka-Bar Knives, Lansky Knife Sharpeners, Work Sharp Knife Sharpeners, United Cutlery Knives, Cold Steel Knives and ASP Tactical Gear. Contact us should you be interested in any products from the above knife and tactical brands.