---
product_id: 661432050
title: "Oura Ring 4 - Gold - Size 8 - Smart Ring, Sleep, Activity, Women’s Health, AI Advisor, Up to 8 Days of Battery Life, Size Before You Buy, Android & iOS Compatible"
price: "€ 768.15"
currency: EUR
in_stock: true
url: https://www.desertcart.nl/products/661432050-oura-ring-4-gold-size-8-smart-ring-sleep-activity
store_origin: NL
region: Netherlands
---

# Smart Sensing adapts to you Water resistant titanium design 8 days battery life Oura Ring 4 - Gold - Size 8 - Smart Ring, Sleep, Activity, Women’s Health, AI Advisor, Up to 8 Days of Battery Life, Size Before You Buy, Android & iOS Compatible

**Price:** € 768.15
**Availability:** ✅ In Stock

## Summary

> 💍 Own your health, in style — smarter, sleeker, stronger.

## Quick Answers

- **What is this?** Oura Ring 4 - Gold - Size 8 - Smart Ring, Sleep, Activity, Women’s Health, AI Advisor, Up to 8 Days of Battery Life, Size Before You Buy, Android & iOS Compatible
- **How much does it cost?** € 768.15 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.nl](https://www.desertcart.nl/products/661432050-oura-ring-4-gold-size-8-smart-ring-sleep-activity)

## Best For

- Customers looking for quality international products

## Why This Product

- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Long-Lasting Freedom:** Up to 8 days of battery life lets you focus on living, not charging.
- • **Perfect Fit Guarantee:** Unique sizing kit ensures your Oura Ring fits flawlessly before you buy—no surprises.
- • **Effortless All-Day Wear:** Sleek, lightweight titanium ring designed for 24/7 comfort and water resistance up to 100 meters.
- • **Precision Health Tracking:** Monitors 50+ metrics including sleep, heart, stress & women’s health with AI-powered Smart Sensing.
- • **Seamless Multi-Device Sync:** Compatible with Android & iOS, plus multi-ring support lets you switch styles via the app.

## Overview

The Oura Ring 4 in Gold is a cutting-edge smart ring crafted from durable titanium, designed for continuous 24/7 health monitoring. It tracks over 50 biometric metrics including sleep quality, activity, stress, heart health, and women’s health, powered by adaptive Smart Sensing technology. With up to 8 days of battery life, water resistance, and seamless Android/iOS compatibility, it offers a perfect blend of style, comfort, and advanced wellness insights. Includes a sizing kit for a perfect fit and a complimentary first month of Oura membership.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9WVKXLK |
| Additional Features | Activity Tracker, Cycle Tracking, Daily Workout Memory, Lightweight |
| Age Range Description | Adult |
| Band Color | Gold |
| Band Material Type | Gold |
| Battery Average Life | 5 days |
| Battery Capacity | 8 |
| Battery Cell Composition | Lithium Polymer |
| Battery Cell Type | Lithium Polymer |
| Battery Charge Time | 80 minutes |
| Best Sellers Rank | #29 in Electronics ( See Top 100 in Electronics ) #1 in Smart Rings |
| Brand | OURA |
| Built-In Media | Oura Ring 4, Oura Ring 4 Charger, USB Cable, Information Booklet, Quick Start Guide |
| Case Material Type | Titanium |
| Closure Type | Slip On |
| Color | Gold |
| Communication Feature | Bluetooth |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Android, iOS |
| Connectivity Technology | Bluetooth |
| Controller Type | Ring |
| Customer Reviews | 4.0 out of 5 stars 7,671 Reviews |
| Display Type | No Display |
| GPS Geotagging Functionality | GPS Via Smartphone |
| Global Trade Identification Number | 06430060153288 |
| Human Interface Input | Buttons |
| Item Dimensions | 0.87 x 0.87 x 0.28 inches |
| Item Weight | 0.18 Kilograms |
| Manufacturer | Oura |
| Metrics Measured | Body Temperature, Menstrual Cycle, Sleep Duration, Stress |
| Model Name | JZ90 |
| Model Number | JZ90-54216-08 |
| Operating System | i_os, android |
| Shape | Round |
| Special Feature | Activity Tracker, Cycle Tracking, Daily Workout Memory, Lightweight |
| Style Name | Metallic |
| Supported Application | Fitness Tracker |
| Supported Satellite Navigation System | GPS |
| Target Audience | Unisex Adult |
| Warranty Description | 1 Year Manufacturer |
| Warranty Type | Standard/Full |
| Water Resistance Depth | 100 Meters |
| Water Resistance Level | Water Resistant |
| Wearable Computer Type | Smart Ring |
| Wireless Communication Standard | Bluetooth |
| Wireless Compability | Bluetooth |

## Product Details

- **Battery Capacity:** 8
- **Battery Cell Composition:** Lithium Polymer
- **Brand:** OURA
- **Connectivity Technology:** Bluetooth
- **GPS:** GPS Via Smartphone
- **Model Name:** JZ90
- **Operating System:** i_os, android
- **Shape:** Round
- **Special Feature:** Activity Tracker, Cycle Tracking, Daily Workout Memory, Lightweight
- **Wireless Communication Standard:** Bluetooth

## Images

![Oura Ring 4 - Gold - Size 8 - Smart Ring, Sleep, Activity, Women’s Health, AI Advisor, Up to 8 Days of Battery Life, Size Before You Buy, Android & iOS Compatible - Image 1](https://m.media-amazon.com/images/I/51LkUIJiT8L.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: How long should my ring work between charges?**
A: Oura Ring 4 typically lasts 5-8 days on a full charge, depending on usage. Contact Oura Member Care if you have questions or concerns with battery life, and they will ensure your problem is resolved

**Q: How do I choose the right Oura Ring size?**
A: Using the Oura Ring 4 Sizing Kit, choose a finger for your ring. We recommend the index, middle or ring finger. Wear the sizer ring for 24 hours to ensure the fit is secure and comfortable over the course of your day.

**Q: What's included?**
A: Oura Ring 4, Oura Ring 4 Charger, and USB-C Cable.

**Q: How do I see my Oura Ring metrics?**
A: After activating your Oura Ring, you can choose a monthly or annual membership to unlock full access to Oura’s features, daily health and wellness metrics, and personalized guidance.

**Q: Can I use more than one ring?**
A: Oura Members can now connect more than one Oura Ring 4 to their Oura App and quickly switch between them. Note, this feature only supports wearing and syncing data from one active Oura Ring at a time.

## Frequently Bought Together

- Oura Ring 4 - Gold - Size 8 - Smart Ring - Size First with Oura Ring 4 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days of Battery Life
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- sylacor Ring Cover for Oura Ring Gen 4/ Gen 3, Anti-Scratch Elastic Silicone Oura Ring Case Protector for Men Women Working Out Gym

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**Shop now:** [https://www.desertcart.nl/products/661432050-oura-ring-4-gold-size-8-smart-ring-sleep-activity](https://www.desertcart.nl/products/661432050-oura-ring-4-gold-size-8-smart-ring-sleep-activity)

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*Product available on Desertcart Netherlands*
*Store origin: NL*
*Last updated: 2026-05-31*