Apple Watch Series 7 45mm – Green Aluminum/Black Sport Band
- TrueGrade tested — passes our 25-point inspection
- Fast, tracked shipping
- 90-day returns
- Up to 70% cheaper than new
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Buy a certified refurbished Apple Watch Series 7 45mm in Green Aluminum/Black Sport Band at Device Giant — every Watch Series 7 45mm is fully tested under our 25-point TrueGrade inspection, ships unlocked-ready, and is backed by our 90-day warranty and free US shipping. The Apple Watch Series 7 45mm represents a significant step forward in smartwatch technology, offering a larger, more advanced display and enhanced durability. Its Always-On Retina display provides nearly 20% more screen area than the Series 6, making interactions clearer and easier. This model is designed for comprehensive health and fitness tracking, featuring advanced sensors for blood oxygen monitoring, ECG readings, and heart rate tracking. Compare grades, storage and carrier options below and save versus buying new.
Watch Series 7 45mm key features
- Larger Always-On Retina Display
- ECG App & Blood Oxygen Sensor
- IP6X Dust Resistance & WR50 Water Resistance
- More Crack-Resistant Front Crystal
- Faster Charging
- Fall Detection
- Cellular Connectivity Option
- Comprehensive Health & Fitness Tracking
Watch Series 7 45mm full specifications
| Display | 1.9 inches Always-On Retina LTPO OLED, 396 x 484 pixels, Variable (down to 1Hz for Alwa |
|---|---|
| Processor | Apple S7 SiP with 64-bit dual-core processor |
| RAM | 1GB |
| Storage | 32GB |
| Battery | 309 mAh, Magnetic fast charging (USB-C cable) |
| Build | Aluminum case (Ion-X glass front) or Stainless Steel case (Sapphire crystal front), Ceramic/Sapphire crystal back, IP6X dust resistant, |
| Operating system | watchOS 8.0 |
| Network | LTE (no 5G support, including mmWave) |
| Dimensions | 45 x 38 x 10.7 mm |
| Weight | 38.8 g |
Why buy a refurbished Watch Series 7 45mm?
- 25-point TrueGrade tested — battery, screen, cameras, buttons and network all verified.
- 90-day warranty & free shipping on every Watch Series 7 45mm.
- Better for the planet — buying refurbished keeps e-waste out of landfills.
- Upgrade to the latest Apple Watch model
- Get cash for a device you no longer use
- Contribute to sustainable electronics recycling
Watch Series 7 45mm pros and cons
Pros
- Expansive and bright Always-On display
- Robust health and fitness tracking features
- Enhanced durability and water resistance
- Faster charging speeds
- Seamless integration with iOS ecosystem
Things to know
- Battery life is similar to previous generations (around 18 hours)
- Limited compatibility (iOS only)
- No significant performance upgrade over Series 6
- Premium price point
Carrier compatibility
This refurbished Watch Series 7 45mm is available unlocked and compatible with GPS, GPS+CELL. Check the carrier selector above — we only show options we have in stock so you can buy the exact Watch Series 7 45mm that works on your network.
Storage options
Choose the Watch Series 7 45mm in 32GB. Pick more storage for photos, apps and offline media.
TrueGrade condition guide
- Grade A — Excellent: like-new, minimal to no visible wear.
- Grade B — Great: light signs of use, fully functional.
- Grade C — Fair: visible wear at the best price.
- As-is / damaged: clearly described cosmetic or functional notes, priced accordingly.
Watch Series 7 45mm — frequently asked questions
Is the Apple Watch Series 7 45mm still worth buying in 2026?
Yes — with Larger Always-On Retina Display and a proven design, the Watch Series 7 45mm remains a great-value refurbished phone, especially at with a 90-day warranty.
Does the refurbished Watch Series 7 45mm come unlocked?
Most Watch Series 7 45mm units are sold unlocked and ready for GPS, GPS+CELL. Carrier-specific versions are clearly labeled in the carrier selector.
How much does a used Watch Series 7 45mm cost?
Pricing depends on storage, carrier and condition — see the live options above.
What's included with a refurbished Watch Series 7 45mm?
Your Watch Series 7 45mm ships fully reset and tested with a compatible charging cable, a 90-day warranty and free shipping. Accessories vary by condition.
What do the condition grades mean?
See the TrueGrade guide above — A (excellent), B (great), C (fair) and clearly-described as-is options, so you can pick the right balance of price and cosmetics for your Watch Series 7 45mm.
Every device is graded for cosmetic condition and tested for full function against our TrueGrade 25-point inspection. Buying refurbished keeps a working phone out of landfill — better for your wallet and the planet.
Better for your wallet & the planet
Every refurbished phone is a win for the planet
Choosing refurbished over new keeps a working device out of landfill — and skips the carbon, water and raw materials it takes to build a brand-new one. A small choice with real impact.
Less carbon
Most of a phone's lifetime emissions come from manufacturing. Reuse skips nearly all of it.
Less e-waste
Millions of devices are trashed every year. Every reused phone is one less in a landfill.
Fewer raw materials
No new mining of rare metals, no manufacturing water use — the device already exists.
Circular by design
When a device truly can't be saved, we harvest its working parts and recycle the rest responsibly.
Refurbished is not a compromise. It is the smarter, greener way to buy tech, and every TrueGrade device ships tested, graded and ready for its second life. See how we do it →
