Swim Wearables
Compare swim-capable trackers and smartwatches by water rating, swim mode, battery life, comfort, and when a smart ring is only a boundary option.
Oura JZ90-1003-08 Ring Gen3 Heritage - Smart Ring with Sleep Tracking
Let's talk about the Oura Ring Gen3 Heritage in Silver—because honestly, it's like having a mini health lab on your finger, but way more stylish. 🌙 Ever wondered why you're still tired after eight hours of sleep? This little powerhouse breaks down your sleep into deep, light, and REM stages, so you can finally get some real answers. And it doesn't stop there; it keeps an eye on your heart rate and body temperature, giving you the lowdown on how ready you are to tackle the day (or not).
Thanks to its advanced sensor technology, the Oura Ring Gen3 isn't just collecting data; it's like a personal health coach in the Oura App. And here's a pro tip: it's HSA/FSA eligible, which means your wallet might thank you later. Oh, and they throw in the first month of Oura Membership for free—because who doesn't love a good trial run?
🔋 Battery life? Try up to 7 days on a single charge. That's right, you can forget about nightly charging rituals. Inside the box, you'll find the ring itself, a charger, a USB cable, and some reading material (because who doesn't love a good info booklet and quick start guide?).
And a word to the wise: sizing matters. Don't skip the Oura Ring Gen3 Sizing Kit—unless you're into the whole 'ring flying off during a handshake' look.
General specs
- Brand: Oura
- Model: JZ90-1003-08
- Seller: Retailer
- ID: B0CSRC9JP5
- batteries: 1 Lithium Ion batteries required. (included)
- department: unisex-adult
- Item Weight: 8 ounces
- manufacturer: Oura
- Customer Reviews: 3260 ratings, 4.3 stars
- Country of Origin: Estonia
- What's in the Box: Oura Ring, Charger, USB Cable, Information Booklet, Quick Start Guide
- Product Dimensions: 0.91 x 0.91 x 0.28 inches
- Date First Available: January 19, 2024
- Other Display Features: Wireless
- First listed by seller: March 30, 2025
If you are interested in more details, you can find full information on the seller's page.
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FAQ
The Oura JZ90-1003-08 stands out due to its comprehensive health tracking, including sleep analysis, activity monitoring, and readiness scores, all packed in a sleek, lightweight design weighing just 8 ounces.
Yes, the Oura JZ90-1003-08 is water-resistant, making it suitable for swimming and showering, but it's recommended to avoid high-pressure water activities.
The Oura JZ90-1003-08 typically lasts up to 7 days on a single charge, depending on usage, thanks to its efficient Lithium Ion battery.
Absolutely, the Oura JZ90-1003-08 is designed as a unisex-adult product, making it a perfect fit for anyone looking to enhance their health tracking.
The box includes the Oura Ring, a charger, a USB cable, an information booklet, and a quick start guide to get you tracking your health metrics right away.
The ring uses advanced sensors to monitor sleep stages, heart rate, and body temperature, providing detailed insights into your sleep quality and patterns.
Yes, the Oura JZ90-1003-08 can sync with various fitness apps via its wireless connectivity, allowing you to integrate your health data seamlessly.
Ensure the charger is properly connected to the USB cable and power source. If issues persist, consult the information booklet or contact Oura support for assistance.
The ring provides highly accurate activity tracking by measuring movement, heart rate, and other metrics, though it's always good to complement it with mindful activity for best results.
The Oura JZ90-1003-08 is proudly manufactured in Estonia, known for its high-quality tech products.
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| Brand | Oura | Oura | TIAZUUX | Aichiken | Kuinha | Generic |
| Model | JZ90-1003-08 | JZ90-51384-09 | Smart Ring | AIR-Smart Ring | ||
| Color | ||||||
| Rating |
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| Price | €305.49 | €305.49 | €52.51 | €57.76 | €8.74 | €22.74 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Mar 25, 2026 | May 12, 2026 | May 3, 2026 | Mar 21, 2026 | Dec 6, 2025 | Mar 27, 2026 |
| batteries | 1 Lithium Ion batteries required. (included) | 1 Lithium Ion batteries required. (included) | 1 Nonstandard Battery batteries required. (included) | 1 Lithium Ion batteries required. (included) | 1 AAA batteries required. (included) | |
| Item Weight | 8 ounces | 7.8 ounces | 2.9 Grams | 2.39 ounces | 22.7 Grams | |
| Country of Origin | Estonia | Estonia | China | China | ||
| Date First Available | January 19, 2024 | January 19, 2024 | April 2, 2025 | April 7, 2025 | April 21, 2025 | |
| Package Dimensions | 3.54 x 3.15 x 1.49 inches | 3 x 3 x 1 inches | 5.04 x 5 x 0.87 inches | |||
| Memory Storage Capacity | 64 MB | 4 MB | 64 MB | |||
Oura JZ90-1003-08
€305.49
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