# Oura Ring 4 Ceramic Midnight Smart Ring Size 14 | Sleep, Activity, Women's Health Tracking **Brand:** OURA **SKU:** gtk9064 **ASIN:** B0FKQKPG59 **Canonical URL:** https://crowcrowcrow.com/p/oura-ring-ceramic-midnight-size-sleep-activity-women-health-advisor-days-battery-life-ef3307/gtk9064 **Category:** electronics **Subcategory:** Categories **Availability:** in_stock **Price (INR, all-inclusive):** ₹54,359 **Customer rating:** 4.40/5 from 751 ratings ## Description Oura Ring 4 Ceramic Midnight (Size 14) tracks 50+ health metrics like sleep, activity, and women's health. Its durable ceramic design offers up to 8 days battery life. Seamlessly syncs with iOS/Android apps. Imported from USA, duties included, arrives via ExpressBox tracked shipping. ## Highlights - Advanced Health Metrics — Tracks over 50 metrics including sleep stages, readiness, activity, stress, heart health, and women's health, providing actionable insights for daily well-being. - Durable Ceramic Design — Crafted from high-performance ceramic, this ring is comfortable for 24/7 wear, water-resistant up to 100 meters, and designed to resist scratches and daily wear. - Long Battery Life — Enjoy up to 8 days of continuous tracking on a single charge, allowing you to focus on your health without frequent interruptions for charging. - Seamless App Integration — Syncs effortlessly with iOS and Android devices, integrating with over 40 popular health apps like Apple Health, Google Health Connect, and Strava. ## Key features - ACCURACY - SMART SENSING - Oura tracks over 50 health metrics, including sleep, activity, stress, heart health, and women’s health metrics. Oura Ring 4 is powered by Smart Sensing, which adapts to you — delivering accurate, continuous data, day and night - ACCURATE SIZING ESSENTIAL - Oura Ring 4 uses unique sizing different from standard jewelry rings; use the Oura Ring 4 Sizing Kit to find your perfect fit before purchasing - LONG LASTING BATTERY - With up to 8 days of battery life, no screens and no vibrations, Oura Ring 4 allows you to focus on the present. From a workout to a night out — you’re free to forget it’s on. Until you start getting compliments - OURA MEMBERSHIP - First month of membership is included with purchase, for new members only. Subscription is 5.99/mo afterwards. Membership is tied to your account via the Oura App, not your physical ring - HSA/FSA ELIGIBLE - We can accept HSA or FSA funds for the following: Oura Ring, additional chargers, and shipping - DESIGNED FOR 24/7 WEAR - The updated design of the Oura Ring 4 is more comfortable, fits better than ever, and is water resistant. The first all-titanium smart ring combines exceptional durability with a gentle touch, even for sensitive skin - SYNC WITH YOUR FAVORITE APPS - Compatible with iOS and Android — Oura seamlessly integrates with over 40 apps including Apple Health, Google Health Connect, Natural Cycles, Flo, Strava, & more - LOOKING FOR THE BEST HEALTH TRACKER? - Whether you’re searching for a sleep ring or fitness ring, Oura Ring 4 is for you — this revolutionary smart ring that allows you to discreetly track your sleep, activity, recovery and stress — in style ## Why choose this product **Precision Health Insights** — Oura Ring 4 Ceramic uses Smart Sensing technology for highly accurate, continuous data. It goes beyond basic step counting to offer deep sleep analysis, readiness scores, and personalized AI advice. This imported device provides a comprehensive view of your body's signals, helping you understand recovery, stress levels, and overall well-being. The sleek, lightweight design ensures comfort for round-the-clock wear, making it a discreet yet powerful tool for proactive health management. **Who It's For vs. Who Should Skip** — This ring is ideal for health-conscious individuals seeking detailed insights into sleep, activity, and recovery without the distraction of a screen. Professionals, athletes, and anyone looking to optimize their well-being will find value in its data. However, those who prefer a smartwatch with a display or require real-time GPS tracking directly from the device might find it limiting. If you need immediate, on-device feedback or complex app integrations beyond health metrics, consider other options. Also, ensure you use the Oura sizing kit for accurate fit, as non-standard sizing can affect comfort and data accuracy. ## How to use 1. Use the Oura Ring Sizing Kit to find your precise size before ordering. A snug, comfortable fit is crucial for accurate sensor readings and 24/7 wearability. — Ensure Correct Fit 2. Wear the ring continuously, including during sleep and workouts, for comprehensive data collection. Avoid contact with abrasive metals that could transfer color to the ceramic finish. — Wear 24/7 3. Download the Oura App on your iOS or Android device. Sync the ring wirelessly via Bluetooth to view your sleep, activity, readiness, and other health insights. — Sync with Oura App 4. Charge the ring using the included charger. A full charge typically lasts up to 8 days, ensuring minimal interruption to your health tracking. — Charge as Needed ## Product details | Field | Value | |---|---| | Health Monitoring Features | Sleep Tracking, Activity Tracking, Readiness Score, Stress Monitoring, Heart Health, Women's Health, Body Temperature | | Sensors | Smart Sensing Technology | | App Integration | Over 40 apps including Apple Health, Google Health Connect, Natural Cycles, Flo, Strava | | Usage | Continuous 24/7 wear for comprehensive health tracking | | Charging Time | 80 minutes | | Cost per use | Up to 8 days per charge: ₹6,795 per day | | Shelf life after opening | Not applicable | | Reapplication math | Not applicable | | Contraindications | Requires accurate sizing; non-standard sizing can affect data. May show color transfer from metal objects. | | Allergens / common irritants | Titanium and Ceramic construction, gentle on sensitive skin. | | Brand | OURA | | Model Number | JZ90-57455-14 | | Style | Ceramic | | Color | Midnight | | Size | 14 | | Material | Ceramic | | Weight | 5.2 grams (ring) | | Dimensions | 7.9 mm (width) x 3.51 mm (height) x 7.9 mm (length) | | Water Resistance | 100 meters | | Operating System Compatibility | Android, iOS | | Connectivity | Bluetooth | | Battery Life | Up to 8 days | | Battery Type | Lithium Polymer (24.5 mAh) | | Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers | ## Frequently asked questions ### How is this Oura Ring 4 Ceramic Midnight authentic vs the version sold in Indian stores? This Oura Ring 4 Ceramic Midnight is sourced directly from authorized US retailers, factory-sealed, and imported per-order. It is the same SKU and model US buyers receive. All customs duties and GST are included in the displayed price, ensuring a transparent purchase. Delivery is handled by ExpressBox, arriving within 8-10 days. ### Will the Oura Ring 4 Ceramic Midnight I receive match what is shown on the US retailer's page? Yes, orders are placed against the listed US retailer page at the time of purchase. Batch codes, packaging, and labels match what the US retailer dispatches. Photographs of every order are taken before international handover to ensure accuracy. ### Is the Oura Ring 4 Ceramic Midnight safe to wear daily? Yes, the Oura Ring 4 Ceramic is designed for 24/7 wear. Its lightweight, ergonomic design with recessed sensors is gentle, even on sensitive skin. The materials used are generally considered safe for prolonged contact. It is water-resistant up to 100 meters. ### Are Oura Ring 4 Ceramic Midnight health insights healthy? The Oura Ring 4 Ceramic provides detailed health insights into sleep, activity, readiness, and stress, which can empower users to make healthier lifestyle choices. It tracks over 50 metrics, offering personalized data to help users understand their body's signals and improve well-being. ### How to choose the correct size for the Oura Ring 4 Ceramic Midnight? Accurate sizing is essential for the Oura Ring 4. It uses unique sizing different from standard jewelry rings. It is highly recommended to use the Oura Ring Sizing Kit to find your perfect fit before purchasing to ensure comfort and data accuracy. ### How to use the Oura Ring 4 Ceramic Midnight? Wear the Oura Ring 4 Ceramic 24/7, including during sleep. Sync it with the Oura App on your iOS or Android device to view your health data, including sleep stages, activity levels, and readiness scores. Charge it as needed, typically every 5-8 days. ### What is the best Oura Ring 4 Ceramic Midnight for daily use? The Oura Ring 4 Ceramic Midnight in Size 14 is designed for daily wear. Its durable ceramic finish is comfortable, lightweight, and water-resistant, making it suitable for all activities. It provides continuous health tracking without screen interruptions. ### What are the side effects of the Oura Ring 4 Ceramic Midnight? The Oura Ring 4 Ceramic is generally well-tolerated. Some users report potential color transfer from metal objects onto the ceramic finish, which is cosmetic and removable. Accurate sizing is crucial for comfort and data integrity. It does not have screens or vibrations to avoid user distraction. ### What are the benefits of the Oura Ring 4 Ceramic Midnight? Benefits include detailed sleep analysis, readiness scores, activity tracking, stress monitoring, and women's health insights. The ring offers up to 8 days of battery life, a comfortable 24/7 wear design, and seamless integration with popular health apps. ## Compliance No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging. ## Images 1. https://images.crowcrowcrow.com/B0FKQKPG59-0.webp 2. https://images.crowcrowcrow.com/B0FKQKPG59-3.webp 3. https://images.crowcrowcrow.com/B0FKQKPG59-6.webp 4. https://images.crowcrowcrow.com/B0FKQKPG59-9.webp 5. https://images.crowcrowcrow.com/B0FKQKPG59-12.webp 6. https://images.crowcrowcrow.com/B0FKQKPG59-15.webp --- Source: https://crowcrowcrow.com/p/oura-ring-ceramic-midnight-size-sleep-activity-women-health-advisor-days-battery-life-ef3307/gtk9064 Returns: 14 days, free pickup, full refund on genuine issues. Shipping: Free across India, 8-10 days. Prices are all-inclusive (duties + GST).