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Overview

This is a Refurbished product in Excellent condition.

It has been tested for 100% functionality, carefully cleaned, and has few to no visible signs of wear. Includes 1-year warranty.

Stay on top of your health and fitness with the Fitbit Sense 2 Smartwatch – Shadow Grey (Refurbished, Excellent condition). Designed with advanced heart rate monitoring, built-in GPS, stress management tools, sleep tracking, and SpO2 insights, it keeps you connected and motivated. Stylish, water-resistant, and lightweight, it offers up to 6+ days of battery life with smart notifications on your wrist.
Refurbished Excellent

Fitbit Sense 2 Smartwatch with Heart Rate Monitor, GPS, Sleep & Stress Tracking – Shadow Grey (Refurbished Excellent)

Brand: Fitbit
Model: FB521
Web Code: 19468509
Sold and shipped by | 4.4 seller rating (48 reviews)

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Seller Return Policy

Read return policy

Warranty

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

Refurbished to Excellent Condition: Thoroughly tested, cleaned, and restored to full working order. Functions like new with only minimal cosmetic signs of use.

Advanced Health Monitoring: Track heart rate 24/7, SpO2 levels, stress, sleep quality, and body responses for deeper wellness insights.

Built-in GPS: Stay active with accurate pace and distance tracking during outdoor workouts—no phone required.

Stress & Sleep Tools: Get Sleep Profiles, Daily Readiness Scores, and mindfulness features to improve recovery and reduce stress.

Smartwatch Features: Receive call, text, and app notifications directly on your wrist. Works with both Android and iOS devices.

Water-Resistant & Durable: Withstands up to 50m water depth, perfect for workouts, swimming, or all-day wear.

Sleek Shadow Grey Design: Lightweight, stylish, and comfortable for everyday use.

Long Battery Life: Enjoy up to 6+ days of use on a single charge with fast-charging support.

Trade in

Trade in your smartwatch for a Best Buy gift card.*

Product Condition
Refurbished Excellent

Display

Touchscreen
Yes

Health Tracking Features

Women's Health Tracking
Yes

Activity Monitoring Features

Calories Tracking
Yes
Steps Tracking
Yes
Distance Tracking
Yes
Running Tracking
Yes
Elevation Tracking
No

Notifications & Controls

Incoming Calls
Yes

Band Details

Band Size
Small / Medium

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Information about the manufacturer’s availability guarantee can be found .

Shipping Charges

Free standard shipping may be available on orders over a minimum amount (before taxes, fees, and promo codes). Shipping charges may vary based on item size and your shipping address. Want a shipping charge estimate? Simply add an item to your cart, then access the cart and enter your postal code in the shipping estimate section.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • Quebec
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Smartwatches
Return/Exchange Period
30 days
Condition
Opened

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