# Oura Ring 4 Ceramic Midnight Size 6 Smart Ring | Sleep, Activity, Women’s Health Tracking **Brand:** OURA **SKU:** gd5201 **ASIN:** B0FKQTTB72 **Canonical URL:** https://crowcrowcrow.com/p/oura-ring-ceramic-midnight-size-sleep-activity-women-health-advisor-days-battery-life-gd5201/gd5201 **Category:** electronics **Subcategory:** Wearable Technology **Availability:** in_stock **Price (INR, all-inclusive):** ₹55,434 **Discount:** 3% **Customer rating:** 4.10/5 from 10 ratings ## Description Oura Ring 4 Ceramic Midnight (Size 6) tracks sleep, activity, and women's health with Smart Sensing. Durable ceramic, up to 8-day battery. USA import, duties included. Arrives 14-16 days. ## Highlights - All-Day Comfort & Style — The Oura Ring 4 Ceramic is incredibly lightweight and comfortable, designed to be worn 24/7. Its sleek midnight ceramic finish looks high-end and modern, complementing any style without feeling bulky. - Actionable Health Insights — Track over 50 health metrics including sleep stages, readiness, activity, and stress. The Oura app translates complex data into easy-to-understand scores and trends, helping you optimize your daily habits. - Long Battery Life — Enjoy up to 8 days of battery life on a single charge. This extended power means less time charging and more time focusing on your health and daily activities without interruption. - Discreet & Seamless Tracking — Unlike a smartwatch, the Oura Ring tracks your biometrics passively and discreetly. It's ideal for those looking to reduce screen time while still monitoring key health indicators. ## 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 ## Why choose this product **Advanced Health Metrics with Smart Sensing** — Oura Ring 4 Ceramic uses Smart Sensing technology to deliver accurate, continuous data on sleep, activity, heart health, and women's health. This advanced system adapts to your body, providing deeper insights than many wearables. The ceramic finish is designed for durability, though users note it can pick up marks from metal objects over time, easily cleaned with a polishing pad. It's a sophisticated tool for understanding your body's signals. **Who It's For vs. Who Should Skip** — Ideal for individuals seeking detailed sleep and recovery insights, those wanting to monitor activity without a smartwatch, or users interested in women's health tracking. It's great for busy professionals and parents who value discreet, long-term health monitoring. Skip if you require a device with a screen, notifications, or extensive app integrations beyond health metrics. Also, ensure you use the Oura Sizing Kit before buying, as non-standard sizing can lead to returns. ## How to use 1. Use the Oura Ring Sizing Kit to find your perfect fit before purchasing. Oura Rings use unique sizing, so accuracy is key for comfort and data collection. — Size Your Ring 2. Place the ring on the included charger. A full charge typically takes 45-80 minutes and provides up to 8 days of battery life. — Charge Your Ring 3. Install the Oura App on your compatible Android or iOS device. Follow the in-app instructions to pair your ring and set up your account. — Download the Oura App 4. Wear the ring 24/7 for continuous tracking. Sync with the app daily to view your sleep, activity, readiness, and other health insights. — Wear and Sync Daily ## Product details | Field | Value | |---|---| | Sensors | Smart Sensing technology (recessed, non-intrusive) | | Health Metrics Tracked | >50 (Sleep, Activity, Readiness, Stress, Heart Health, Metabolic Health, Women's Health) | | Allergens | Recessed sensors designed for sensitive skin; no specific allergens listed | | Free From | Screens, Vibrations | | Directions | Wear on finger, sync with Oura App for data insights. Use Oura Ring Sizing Kit for correct fit. | | Frequency | Continuous tracking, daily app check recommended | | Age Range | Adults (FSA/HSA eligible) | | Cost per use | ₹55,434 / (approx. 2920 days of use at 8-day charge cycle) | | Shelf life after opening | 12 months (typical for smart wearables) | | Reapplication math | Charge fully every 7-8 days | | Contraindications | Requires precise sizing; ceramic finish can mark from metal objects; not a medical device. | | Allergens / common irritants | No specific allergens listed; users with metal sensitivities should exercise caution with ceramic finish. | | Brand | OURA | | Model | JZ90-57455-06 | | Color | Midnight Ceramic | | Size | 6 (US Standard) | | Material | High-performance Ceramic Exterior | | Weight | Lightweight (exact weight not specified) | | Battery Life | Up to 8 days | | Compatibility | Android & iOS | | Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers | ## Attributes - **Unit count:** 1 ## Frequently asked questions ### How is this Oura Ring authentic vs. versions sold in Indian stores? This Oura Ring 4 Ceramic is sourced directly from authorized US retailers, factory-sealed, and imported per-order. It is the same SKU and formulation US buyers receive. All customs duties and GST are included in the displayed INR price. Delivery is via ExpressBox tracked shipping, arriving 14-16 days. ### Will the Oura Ring I receive match what is shown on US retailer pages? Yes, orders are placed against the listed US retailer page at the time of purchase. Batch codes, packaging, and labels match what US retailers dispatch. Photographs are taken before international handover to confirm the item. ### Is the Oura Ring 4 Ceramic safe and healthy to wear daily? Yes, the Oura Ring 4 Ceramic is designed for comfortable daily wear, including sleep. It tracks over 50 health metrics using Smart Sensing technology to provide insights into your well-being without screens or vibrations. Users report it's comfortable and doesn't cause irritation. ### How do I choose the correct size for my Oura Ring? It is essential to use the Oura Ring Sizing Kit before purchasing, as Oura Rings use unique sizing different from standard jewelry. Ordering the correct size ensures the best experience and accurate data tracking. A credit from the sizing kit purchase is applied at checkout. ### What are the benefits of wearing an Oura Ring? The Oura Ring provides detailed insights into sleep quality, activity levels, readiness scores, and women's health. It helps users understand how their daily habits impact their well-being, offering actionable data to improve sleep and recovery without the distraction of a screen. ### Can I use the Oura Ring daily in India? Yes, the Oura Ring 4 Ceramic is compatible with Android and iOS devices and designed for continuous daily wear. Its durable ceramic finish and long battery life make it suitable for everyday use in India. All customs duties and GST are included in the price. ### What are the side effects of wearing an Oura Ring? The Oura Ring is designed with recessed sensors for comfort and is generally well-tolerated. Some users note the ceramic finish can pick up marks from metal objects, which is cosmetic and removable with a polishing pad. It is not a medical device. ### Does the Oura Ring offer warranty in India? The Oura Ring comes with a USA manufacturer's warranty. CrowCrowCrow covers wrong or damaged items upon arrival. For warranty claims related to manufacturing defects after use, you would typically need to follow the manufacturer's process, which may involve returning the item to the US. ## 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/B0FKQTTB72-0.webp 2. https://images.crowcrowcrow.com/B0FKQTTB72-1.webp 3. https://images.crowcrowcrow.com/B0FKQTTB72-2.webp 4. https://images.crowcrowcrow.com/B0FKQTTB72-3.webp 5. https://images.crowcrowcrow.com/B0FKQTTB72-4.webp 6. https://images.crowcrowcrow.com/B0FKQTTB72-5.webp --- Source: https://crowcrowcrow.com/p/oura-ring-ceramic-midnight-size-sleep-activity-women-health-advisor-days-battery-life-gd5201/gd5201 Returns: 14 days, free pickup, full refund on genuine issues. Shipping: Free across India, 14-16 days. Prices are all-inclusive (duties + GST).