---
product_id: 668491555
title: "Oura Gen3 Horizon Smart Ring - Size 12, Brushed Titanium | Sleep, Heart Rate and Fitness Tracking Wearable - Up to 7 Day Battery Life - iOS/Android Compatible - Size First with Oura Sizing Kit"
price: "R$5367"
currency: BRL
in_stock: true
reviews_count: 13
url: https://www.desertcart.com.br/products/668491555-oura-gen3-horizon-smart-ring-size-12-brushed-titanium-sleep
store_origin: BR
region: Brazil
---

# Up to 7 days battery life Water resistant titanium build 20+ biometric sensors Oura Gen3 Horizon Smart Ring - Size 12, Brushed Titanium | Sleep, Heart Rate and Fitness Tracking Wearable - Up to 7 Day Battery Life - iOS/Android Compatible - Size First with Oura Sizing Kit

**Price:** R$5367
**Availability:** ✅ In Stock

## Summary

> 💍 Own your health, discreetly and powerfully.

## Quick Answers

- **What is this?** Oura Gen3 Horizon Smart Ring - Size 12, Brushed Titanium | Sleep, Heart Rate and Fitness Tracking Wearable - Up to 7 Day Battery Life - iOS/Android Compatible - Size First with Oura Sizing Kit
- **How much does it cost?** R$5367 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.br](https://www.desertcart.com.br/products/668491555-oura-gen3-horizon-smart-ring-size-12-brushed-titanium-sleep)

## 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

- • **Seamless Integration:** Sync effortlessly with 40+ apps like Apple Health, Google Health Connect, and Strava to centralize your wellness data.
- • **Endurance That Keeps Up:** Enjoy up to 7 days of uninterrupted tracking on a single charge—because your health never takes a break.
- • **Sleep Smarter, Live Better:** Unlock deep sleep analysis and readiness scores that guide your daily energy, recovery, and stress management.
- • **Precision at Your Fingertips:** Research-grade sensors track 20+ biometrics including heart rate, temperature, and blood oxygen for hyper-personalized health insights.
- • **Titanium Tough, Feather Light:** Crafted from durable, lightweight, and hypoallergenic brushed titanium, designed for all-day comfort and style.

## Overview

The Oura Gen3 Horizon Smart Ring is a sleek, titanium wearable that delivers precise health tracking with over 20 biometric sensors, including heart rate and sleep analysis. Compatible with iOS and Android, it offers up to 7 days of battery life and integrates with 40+ popular health apps. Designed for comfort and durability, it empowers professionals to optimize wellness with personalized insights and a seamless digital experience.

## Description

Free delivery and returns on eligible orders. Buy Oura Gen3 Horizon Smart Ring - Size 12, Brushed Titanium | Sleep, Heart Rate and Fitness Tracking Wearable - Up to 7 Day Battery Life - iOS/Android Compatible - Size First with Oura Sizing Kit at desertcart UK.

Review: Life-Changing Insight in a Beautiful Ring – The Ultimate Wellness Companion - I cannot express how much I love my Oura Ring – it has genuinely transformed the way I understand my body, my health, and my daily rhythm. After months of considering various wearable wellness trackers, I finally chose the Oura Ring, and I am so glad I did. It’s elegant, discreet, incredibly intelligent, and unlike anything else on the market. From the moment I received it, the packaging and unboxing experience felt premium – the attention to detail, the minimalism, and the quality of the materials made it feel more like receiving a luxury piece of jewellery than a health tracker. I opted for the Heritage design in silver, and it’s truly beautiful – sleek, modern, and subtle enough to wear with anything, from gym gear to formalwear. But the real magic lies in what it does. The Oura Ring goes far beyond basic step counting and calorie burn. It offers a holistic, science-driven picture of your health, and its insights are deeply personalised. It tracks sleep with incredible accuracy – not just how long you sleep, but your sleep stages, heart rate variability (HRV), resting heart rate, temperature trends, and respiratory rate. As someone who used to underestimate the importance of deep and REM sleep, this has been eye-opening. The sleep score helps me identify what’s helping or hindering my rest, from late-night screens to alcohol, and I now prioritise my wind-down routine because I can see the difference. Its readiness score is a game-changer. Rather than pushing you to work out every day, it guides you to tune into what your body actually needs. On days when my ring senses that my recovery is low or that I’m fighting something off, it suggests rest and gentle movement. On high readiness days, I feel confident in pushing myself further in workouts or productivity. It’s like having a silent coach on your finger who always knows how you’re doing – even when you don’t. One of the things I love most is the menstrual insights. I’ve never felt so in tune with my cycle – it predicts my period accurately and shows how my temperature and sleep shift across phases. This kind of cycle syncing helps me align workouts, productivity, and self-care to my natural hormonal rhythm. It’s empowering and refreshing to have that level of visibility without invasive apps or guesswork. Battery life is another standout feature. Unlike many wearables that need daily charging, I only need to charge the Oura Ring every 4–5 days, and the little charging dock is neat and travel-friendly. The app is intuitive, beautifully designed, and packed with information without being overwhelming. I check it every morning – not out of obsession, but because it genuinely helps me shape my day better. Whether I need to stretch more, rest more, hydrate, or move with intention, I have the data and insights to support those choices. Lastly, I appreciate that the Oura Ring is designed with privacy and longevity in mind. The company is transparent about data and constantly updating the app with useful features, like guided meditations, breathwork, and sleep audio tools. It feels like they genuinely care about their users’ long-term wellbeing. If you’re serious about understanding your body, improving your sleep, and making intentional choices around wellness and performance – all without wearing a bulky device – the Oura Ring is absolutely worth the investment. I can’t imagine life without it now. Highly, highly recommend.
Review: Hassle free, stress free health tracking. - Before we get into it, this is HEALTH tracker, not a fitness tracker. Yes it can track workouts but if you intend to use it for this, it should be restricted to cardio workouts, or any workouts that don’t involve gripping things with your hands. If functionality with regards to tracking strength based workouts is your thing, you may best be suited by a wrist based wearable. Looks wise, this is a beautiful example of engineering. Oura have always made beautiful pieces of technology. I purchased the brushed titanium horizon model and it’s absolutely stunning from a wearable point of view. I daily this as my main wearable along with an Apple Watch Ultra for tracking gym workouts (I wear ‘dumb’ watches on a daily when not working out) but personally I find the functionality and the simplicity of the ring is just second to none. If you are looking for a wearable that provides accurate data (backed by studies), doesn’t constantly distract you with notifications or reminders, and just blends in to your daily routine, then I think this wearable is for you. Value for money wise, it would be easy to say that this isn’t the best value proposition out there. Other wearables provide the same form factor and, perhaps more importantly, doesn’t come at the cost of a monthly subscription to access the granular data offered by the Oura ring and app. (Although personally I think the £69.99 total cost for the yearly membership option isn’t too bad when you consider whoop is more than double the cost). Personally for me the value for money for the Oura ring, with the granular data it offers, the quality of the ring itself, along with a simply beautifully designed app to complement the ring itself, is there and that’s why I’ve given this five stars. I’ve found it to be as accurate, if not more accurate when it comes to sleep tracking compared to my Apple Watch and it is far, far better at detecting naps or cardio activity compared to the Apple Watch. The only issue I would say in this department is that calorie burn and steps seem to be a weak point for the ring (but any wearable that tracks either of these metrics are wildly inaccurate for the most part)

## Features

- SIZE BEFORE YOU BUY - Oura Ring sizes are different from standard ring sizes. Purchase an Oura Ring Sizing Kit on desertcart and receive an desertcart credit of GBP 10 towards the future purchase of an Oura Ring (terms and conditions apply)
- THE REVOLUTIONARY SMART RING - Track your sleep, activity, stress, heart rate and more with Oura Membership. New members get the first month free, after which the price is GBP 5.99 per month. Register for Oura Membership in the Oura App
- MORE ACCURATE BY DESIGN - Your finger provides the most accurate pulse reading, making your health data and insights more personalised than ever. The Oura Ring’s research-grade sensors monitor over 20 biometric indicators with precision
- SYNC WITH YOUR FAVOURITE APPS - Compatible with iOS and Android - Oura seamlessly integrates with over 40 apps, including Apple Health, Google Health Connect, Natural Cycles, Flo, Strava and more
- EASY TO WEAR, EVERYWHERE - Every Oura Ring is made of titanium: built to last, lighter than the average wedding ring, non-allergenic and water resistant. From a workout to a night out, the Oura Ring discreetly monitors your health with comfort and accuracy

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CSRK3LDY |
| Batteries | 1 Lithium Ion batteries required. (included) |
| Best Sellers Rank | 13,974 in Electronics & Photo ( See Top 100 in Electronics & Photo ) 40 in Wearable Tech Rings |
| Colour | Brushed Titanium |
| Customer Reviews | 4.2 4.2 out of 5 stars (2,393) |
| Date First Available | 30 Sept. 2024 |
| Guaranteed software updates until | unknown |
| Item Weight | 227 g |
| Item model number | JZ90-52594-12 |
| Other display features | Wireless |
| Product Dimensions | 2.7 x 2.7 x 0.8 cm; 226.8 g |
| What’s in the box | Charger, Information Booklet, Oura Ring, Quick Start Guide, USB Cable |

## Images

![Oura Gen3 Horizon Smart Ring - Size 12, Brushed Titanium | Sleep, Heart Rate and Fitness Tracking Wearable - Up to 7 Day Battery Life - iOS/Android Compatible - Size First with Oura Sizing Kit - Image 1](https://m.media-amazon.com/images/I/81Aeqk0wvtL.jpg)
![Oura Gen3 Horizon Smart Ring - Size 12, Brushed Titanium | Sleep, Heart Rate and Fitness Tracking Wearable - Up to 7 Day Battery Life - iOS/Android Compatible - Size First with Oura Sizing Kit - Image 2](https://m.media-amazon.com/images/I/71C3qUx6TuL.jpg)
![Oura Gen3 Horizon Smart Ring - Size 12, Brushed Titanium | Sleep, Heart Rate and Fitness Tracking Wearable - Up to 7 Day Battery Life - iOS/Android Compatible - Size First with Oura Sizing Kit - Image 3](https://m.media-amazon.com/images/I/71lVpijz1RL.jpg)
![Oura Gen3 Horizon Smart Ring - Size 12, Brushed Titanium | Sleep, Heart Rate and Fitness Tracking Wearable - Up to 7 Day Battery Life - iOS/Android Compatible - Size First with Oura Sizing Kit - Image 4](https://m.media-amazon.com/images/I/81WcIGkP-XL.jpg)
![Oura Gen3 Horizon Smart Ring - Size 12, Brushed Titanium | Sleep, Heart Rate and Fitness Tracking Wearable - Up to 7 Day Battery Life - iOS/Android Compatible - Size First with Oura Sizing Kit - Image 5](https://m.media-amazon.com/images/I/71M83+39QTL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Life-Changing Insight in a Beautiful Ring – The Ultimate Wellness Companion
*by D***T on 29 March 2025*

I cannot express how much I love my Oura Ring – it has genuinely transformed the way I understand my body, my health, and my daily rhythm. After months of considering various wearable wellness trackers, I finally chose the Oura Ring, and I am so glad I did. It’s elegant, discreet, incredibly intelligent, and unlike anything else on the market. From the moment I received it, the packaging and unboxing experience felt premium – the attention to detail, the minimalism, and the quality of the materials made it feel more like receiving a luxury piece of jewellery than a health tracker. I opted for the Heritage design in silver, and it’s truly beautiful – sleek, modern, and subtle enough to wear with anything, from gym gear to formalwear. But the real magic lies in what it does. The Oura Ring goes far beyond basic step counting and calorie burn. It offers a holistic, science-driven picture of your health, and its insights are deeply personalised. It tracks sleep with incredible accuracy – not just how long you sleep, but your sleep stages, heart rate variability (HRV), resting heart rate, temperature trends, and respiratory rate. As someone who used to underestimate the importance of deep and REM sleep, this has been eye-opening. The sleep score helps me identify what’s helping or hindering my rest, from late-night screens to alcohol, and I now prioritise my wind-down routine because I can see the difference. Its readiness score is a game-changer. Rather than pushing you to work out every day, it guides you to tune into what your body actually needs. On days when my ring senses that my recovery is low or that I’m fighting something off, it suggests rest and gentle movement. On high readiness days, I feel confident in pushing myself further in workouts or productivity. It’s like having a silent coach on your finger who always knows how you’re doing – even when you don’t. One of the things I love most is the menstrual insights. I’ve never felt so in tune with my cycle – it predicts my period accurately and shows how my temperature and sleep shift across phases. This kind of cycle syncing helps me align workouts, productivity, and self-care to my natural hormonal rhythm. It’s empowering and refreshing to have that level of visibility without invasive apps or guesswork. Battery life is another standout feature. Unlike many wearables that need daily charging, I only need to charge the Oura Ring every 4–5 days, and the little charging dock is neat and travel-friendly. The app is intuitive, beautifully designed, and packed with information without being overwhelming. I check it every morning – not out of obsession, but because it genuinely helps me shape my day better. Whether I need to stretch more, rest more, hydrate, or move with intention, I have the data and insights to support those choices. Lastly, I appreciate that the Oura Ring is designed with privacy and longevity in mind. The company is transparent about data and constantly updating the app with useful features, like guided meditations, breathwork, and sleep audio tools. It feels like they genuinely care about their users’ long-term wellbeing. If you’re serious about understanding your body, improving your sleep, and making intentional choices around wellness and performance – all without wearing a bulky device – the Oura Ring is absolutely worth the investment. I can’t imagine life without it now. Highly, highly recommend.

### ⭐⭐⭐⭐⭐ Hassle free, stress free health tracking.
*by K***S on 1 December 2024*

Before we get into it, this is HEALTH tracker, not a fitness tracker. Yes it can track workouts but if you intend to use it for this, it should be restricted to cardio workouts, or any workouts that don’t involve gripping things with your hands. If functionality with regards to tracking strength based workouts is your thing, you may best be suited by a wrist based wearable. Looks wise, this is a beautiful example of engineering. Oura have always made beautiful pieces of technology. I purchased the brushed titanium horizon model and it’s absolutely stunning from a wearable point of view. I daily this as my main wearable along with an Apple Watch Ultra for tracking gym workouts (I wear ‘dumb’ watches on a daily when not working out) but personally I find the functionality and the simplicity of the ring is just second to none. If you are looking for a wearable that provides accurate data (backed by studies), doesn’t constantly distract you with notifications or reminders, and just blends in to your daily routine, then I think this wearable is for you. Value for money wise, it would be easy to say that this isn’t the best value proposition out there. Other wearables provide the same form factor and, perhaps more importantly, doesn’t come at the cost of a monthly subscription to access the granular data offered by the Oura ring and app. (Although personally I think the £69.99 total cost for the yearly membership option isn’t too bad when you consider whoop is more than double the cost). Personally for me the value for money for the Oura ring, with the granular data it offers, the quality of the ring itself, along with a simply beautifully designed app to complement the ring itself, is there and that’s why I’ve given this five stars. I’ve found it to be as accurate, if not more accurate when it comes to sleep tracking compared to my Apple Watch and it is far, far better at detecting naps or cardio activity compared to the Apple Watch. The only issue I would say in this department is that calorie burn and steps seem to be a weak point for the ring (but any wearable that tracks either of these metrics are wildly inaccurate for the most part)

### ⭐⭐⭐⭐⭐ Excellent
*by H***Z on 5 December 2024*

I have had this ring for just over a week now and it works perfectly with the app the functions on the ring/app are very helpful for me with my health conditions. The ring is very comfortable to wear it fits perfect i am wearing it all day and night with no problem only take it off to shower and clean it i fully recommend this ring if you have health problems and need a ring with a good app the ring app does need a subscription but it's worth the few pounds it costs because of the functions it gives you i recommended it for all the health information it has and its accuracy.

## Frequently Bought Together

- Oura Ring Gen3 Horizon - Brushed Titanium - Size 12 - Smart Ring - Size First with Oura Ring Gen3 Sizing Kit - Sleep Tracking Wearable - Heart Rate - Fitness Tracker - 5-7 Days Battery Life
- BandSmith Silicone Ring Cover Compatible with Oura Ring Protector, Elastic Case for Oura Ring Gen 4/3 Working Out - Patent Protected (Black+Transparent, M for 11/12/13)

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*Product available on Desertcart Brazil*
*Store origin: BR*
*Last updated: 2026-10-11*