---
product_id: 722783719
title: "Oura Smart Ring 4 - Rose Gold - Size 12 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible"
brand: "oura"
price: "₨557"
currency: LKR
in_stock: false
category: "Oura"
url: https://www.desertcart.lk/products/722783719-oura-smart-ring-4-rose-gold-size-12-non-standard
store_origin: LK
region: Sri Lanka
---

# 8-day battery life Waterproof up to 100m Advanced health & sleep analytics Oura Smart Ring 4 - Rose Gold - Size 12 - | Non-Standard Fit – Measure with a Size Kit |Sleep, Heart Rate and Fitness Tracking Wearable | 8-Day Battery, iOS/Android Compatible

**Brand:** oura
**Price:** ₨557
**Availability:** ❌ Out of Stock

## Summary

> 💍 Elevate your health game with the ring that’s smarter than your watch.

## Quick Answers

- **What is this?** Oura Smart Ring 4 - Rose Gold - Size 12 - | 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?** ₨557 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/722783719-oura-smart-ring-4-rose-gold-size-12-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

- • **Tailored Fit Guarantee:** Non-standard sizing with a dedicated size kit means your Oura Ring fits perfectly—comfort meets cutting-edge tech.
- • **Effortless All-Day Wear:** Sleek titanium design in rose gold for a minimalist yet luxurious look that fits seamlessly into your lifestyle.
- • **Seamless Smartphone Sync:** Bluetooth connectivity with iOS and Android ensures real-time data and personalized analytics right at your fingertips.
- • **Unmatched Battery Freedom:** Up to 8 days of continuous use with fast 80-minute USB-C wireless charging—ditch daily plugs and stay powered longer.
- • **Next-Level Health Insights:** Track heart rate, sleep quality, activity, and women’s health with AI-powered precision to optimize your wellness journey.

## Overview

The Oura Smart Ring 4 in rose gold combines minimalist titanium craftsmanship with advanced biometric tracking, delivering precise heart rate, sleep, and activity data. With up to 8 days of battery life, waterproof durability, and seamless iOS/Android integration, it’s designed for professionals who demand style and substance in one compact wearable.

## Description

Free delivery and returns on eligible orders. Buy Oura Smart Ring 4 - Rose Gold - Size 12 - | 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 | B0D9WTZSXB |
| Age Range Description | Adult |
| Band Colour | rosegold |
| Band Material Type | Titanium |
| Battery Average Life | 8 days |
| Battery Cell Type | Lithium Polymer |
| Battery Charge Time | 80 minutes |
| Best Sellers Rank | 568 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 | Slip on |
| Colour | Rose Gold |
| Communication Feature | Bluetooth |
| Compatible Devices | Smartphone |
| Compatible Phone Models | Android Devices, iOS Devices |
| Connectivity Technology | Bluetooth |
| Customer Reviews | 4.2 4.2 out of 5 stars (8,773) |
| Display Type | No Display |
| GPS Geotagging Functionality | No GPS |
| Human Interface Input | Unknown |
| Item Dimensions | 23 x 23 x 8 millimetres |
| Item Dimensions D x W x H | 23D x 23W x 8H millimetres |
| Item Weight | 3.3 Grams |
| Manufacturer | Oura |
| Metrics Measured | Heart Rate Monitor, Sleep Duration |
| Model Name | Oura Ring 4 - Rose Gold - Size 12 - 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 | JZ90-54219-12 |
| Operating System | Proprietary OS |
| Product Features | Activity Tracker |
| Product Warranty | 3 year manufacturer warranty |
| Shape | Round |
| Style Name | Minimalist |
| Supported Application | Fitness Tracker, Sleep Monitor, Heart Rate Monitor, Multisport Tracker, Calendar, Reminders, Weather, Messages, Phone, Camera, Music Player |
| Supported Satellite Navigation System | GPS |
| Target Audience | Unisex Adults |
| Unit Count | 1.0 count |
| Warranty Type | Limited |
| Water Resistance Depth | 100 Metres |
| Water Resistance Level | Waterproof |
| Wearable Computer Type | Smart Ring |
| Wireless Compability | Bluetooth |

## Product Details

- **Battery cell composition:** Lithium Polymer
- **Brand:** OURA
- **Connectivity technology:** Bluetooth
- **GPS:** No GPS
- **Operating system:** Proprietary OS
- **Shape:** Round
- **Special feature:** Activity Tracker
- **Style:** Minimalist
- **Wireless communication standard:** Bluetooth

## Images

![Oura Smart Ring 4 - Rose Gold - Size 12 - | 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 12 - | 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 12 - | 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 12 - | 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 12 - | 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 12 - Smart Ring - Size First with Oura Ring 4 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - Up to 8 Days of Battery Life
- 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.lk/products/722783719-oura-smart-ring-4-rose-gold-size-12-non-standard](https://www.desertcart.lk/products/722783719-oura-smart-ring-4-rose-gold-size-12-non-standard)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-09-18*