---
product_id: 726025457
title: "OURA Smart Ring 4 - Rose Gold - Size 10 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible"
brand: "oura"
price: "FREE"
currency: RON
in_stock: false
url: https://www.desertcart.ro/products/726025457-oura-smart-ring-4-rose-gold-size-10-non-standard
store_origin: RO
region: Romania
---

# Titanium durability 30+ biometric sensors 8-day battery life OURA Smart Ring 4 - Rose Gold - Size 10 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible

**Brand:** oura
**Price:** FREE
**Availability:** ❌ Out of Stock

## Summary

> 💍 Elevate your wellness game with the ring that works as hard as you do.

## Quick Answers

- **What is this?** OURA Smart Ring 4 - Rose Gold - Size 10 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible by oura
- **How much does it cost?** FREE with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/726025457-oura-smart-ring-4-rose-gold-size-10-non-standard)

## Best For

- oura enthusiasts

## Why This Product

- Trusted oura brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Sleek, Minimalist Style:** Rose gold finish and discreet design make it the perfect wearable for the modern professional.
- • **Seamless App Integration:** Effortlessly sync with iOS and Android for deep health analytics and actionable wellness guidance.
- • **8 Days of Power, Zero Interruptions:** Track your health non-stop with up to 8 days of battery life and fast USB-C wireless charging.
- • **30+ Biometrics, Personalized Insights:** Smart Sensing tech delivers continuous, ultra-accurate data on heart rate, sleep, stress, and more.
- • **Titanium Toughness, Featherweight Feel:** Crafted from aerospace-grade titanium for unmatched durability and all-day comfort.

## Overview

The Oura Smart Ring 4 in Rose Gold is a cutting-edge wearable combining aerospace-grade titanium durability with advanced health tracking. Featuring over 30 biometric sensors, it monitors heart rate, sleep, stress, and activity with clinical accuracy. Its minimalist design fits comfortably for all-day wear, while an 8-day battery life and wireless USB-C charging keep you powered without interruption. Compatible with iOS and Android, the Oura Ring 4 offers seamless app integration for personalized health insights, making it the ultimate smart ring for professionals seeking data-driven wellness.

## Description

Free delivery and returns on eligible orders. Buy OURA Smart Ring 4 - Rose Gold - Size 10 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible at desertcart UK.

## Features

- Compact and intelligent design for comfortable everyday wear
- Advanced health monitoring capabilities, including heart rate, sleep patterns, and activity tracking
- Long battery life with convenient wireless charging
- Seamless smartphone app integration for detailed health and activity analytics
- Available in multiple finishes and sizes for personalized style

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D9WV11L7 |
| Age Range Description | Adult |
| Band Colour | rosegold |
| Band Material Type | Titanium |
| Battery Average Life | 5 days |
| Battery Capacity | 8 |
| Battery Cell Type | Lithium Polymer |
| Battery Charge Time | 80 minutes |
| Best Sellers Rank | 514 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 2 in Wearable Tech Rings |
| Box Contents | Information Booklet, Oura Ring 4, Oura Ring 4 Charger, Quick Start Guide, USB-C Cable |
| Brand Name | OURA |
| Case Material Type | Titanium |
| Closure Type | Finger |
| Colour | Rose Gold |
| Communication Feature | Bluetooth |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Compatible with iOS and Android |
| Connectivity Technology | Bluetooth |
| Controller Type | Ring |
| Customer Reviews | 4.2 4.2 out of 5 stars (8,749) |
| Display Type | No Display |
| GPS Geotagging Functionality | No GPS |
| Human Interface Input | Unknown |
| Item Dimensions | 27 x 27 x 8 millimetres |
| Item Dimensions D x W x H | 27D x 27W x 8H millimetres |
| Item Weight | 0.19 Kilograms |
| Manufacturer | Oura |
| Metrics Measured | Heart Rate, Sleep Duration, Stress |
| Model Name | Oura Ring 4 - Rose Gold - Size 10 - Smart Ring | Size First with Oura Ring 4 Sizing Kit | Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days Battery Life |
| Model Number | JZ90-54219-10 |
| Operating System | Proprietary OS |
| Product Features | Smart Sensing |
| Product Warranty | 3 year manufacturer warranty |
| Shape | Round |
| Style Name | Minimalist |
| Supported Application | Fitness Tracker |
| Supported Satellite Navigation System | GPS |
| Target Audience | Unisex Adults |
| Warranty Type | Limited |
| Water Resistance Depth | 100 Metres |
| Water Resistance Level | Water Resistant |
| Wearable Computer Type | Smart Ring |
| Wireless Compability | Bluetooth |

## Product Details

- **Battery capacity:** 8
- **Battery cell composition:** Lithium Polymer
- **Brand:** OURA
- **Connectivity technology:** Bluetooth
- **GPS:** No GPS
- **Operating system:** Proprietary OS
- **Shape:** Round
- **Special feature:** Smart Sensing
- **Wireless communication standard:** Bluetooth

## Images

![OURA Smart Ring 4 - Rose Gold - Size 10 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible - Image 1](https://m.media-amazon.com/images/I/41cJ15IPdyL.jpg)
![OURA Smart Ring 4 - Rose Gold - Size 10 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible - Image 2](https://m.media-amazon.com/images/I/41gFt-9czAL.jpg)
![OURA Smart Ring 4 - Rose Gold - Size 10 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible - Image 3](https://m.media-amazon.com/images/I/417P2OVeSvL.jpg)
![OURA Smart Ring 4 - Rose Gold - Size 10 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible - Image 4](https://m.media-amazon.com/images/I/414AOMY+IfL.jpg)
![OURA Smart Ring 4 - Rose Gold - Size 10 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible - Image 5](https://m.media-amazon.com/images/I/41jC+ebxNLL.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 - Rose Gold - Size 10 - 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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**Shop now:** [https://www.desertcart.ro/products/726025457-oura-smart-ring-4-rose-gold-size-10-non-standard](https://www.desertcart.ro/products/726025457-oura-smart-ring-4-rose-gold-size-10-non-standard)

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*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-09-23*