# Oura Ring 4 Ceramic Petal Smart Ring | Sleep, Activity & Women's Health Tracking **Brand:** OURA **SKU:** ke5900 **ASIN:** B0FKQNDMNQ **Canonical URL:** https://crowcrowcrow.com/p/oura-ring-ceramic-petal-size-sleep-activity-women-health-advisor-days-battery-life-before/ke5900 **Category:** electronics **Subcategory:** Wearable Technology **Availability:** in_stock **Price (INR, all-inclusive):** ₹56,430 **Discount:** 23% **Customer rating:** 4.10/5 from 10 ratings ## Description Oura Ring 4 Ceramic Petal (Size 4) offers advanced health tracking for sleep, activity, and women's health. Imported from USA, it features Smart Sensing for accurate data and up to 8 days battery life. Comfortable, lightweight, and FSA/HSA eligible, it provides personalized insights without constant phone interaction. Arrives {{ccc_delivery_eta}} via ExpressBox. ## Highlights - Up to 8-Day Battery Life — Focus on your health without constant charging. The long-lasting battery supports continuous tracking for a full week, ideal for busy schedules and travel without needing a charger. - Accurate Health & Sleep Insights — Smart Sensing technology adapts to your body, providing precise data on sleep stages, readiness, activity, and women's health. Understand your recovery and daily performance with actionable metrics. - Comfortable & Discreet Design — Crafted from durable ceramic, the lightweight ring is comfortable for 24/7 wear, including sleep. Recessed sensors ensure a smooth, gentle fit, making it feel like jewelry, not a gadget. - FSA/HSA Eligible (US Context) — While imported for India, the product's US eligibility for FSA/HSA funds highlights its recognized health benefits and quality standards, aligning with premium wellness devices. ## 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 - Oura Ring 4 Ceramic Petal offers sophisticated health tracking in a beautiful, jewelry-like design. Smart Sensing delivers accurate sleep, activity, and readiness scores, adapting to your unique physiology. Unlike bulky smartwatches, it provides deep insights discreetly, helping you understand your body's recovery and performance trends. The ceramic finish is durable and stylish, designed for comfortable all-day wear. With up to 8 days of battery life, it seamlessly integrates into your life, offering a comprehensive picture of your well-being without constant interruptions or charging. — Advanced Biometrics, Elegant Form - Ideal for health-conscious individuals, athletes, and anyone seeking to optimize sleep and recovery without a smartwatch. It's perfect for those who value discreet, accurate data and elegant design. Skip if you require real-time notifications or fitness-specific workout tracking on the device itself, as Oura focuses on passive biometric monitoring and app-based insights. Also, ensure you correctly size using the Oura Ring Sizing Kit before purchase, as non-standard sizing can affect comfort and accuracy. — Who It's For vs. Who Should Skip ## How to use 1. Use the Oura Ring Sizing Kit to determine your precise finger size before ordering. A correct fit is crucial for comfort and accurate data collection. Ensure the ring fits snugly but comfortably. — Size Your Ring 2. Wear the Oura Ring 24/7, including during sleep. The ring's recessed sensors and lightweight ceramic design ensure comfort. Remove only for activities that might cause cosmetic marks on the ceramic, like handling metal objects. — Wear Continuously 3. Download the Oura App on your Android or iOS device and sync the ring via Bluetooth. The app will automatically receive your data, providing insights into sleep, activity, readiness, and more. — Sync with Oura App 4. Check the Oura App daily for your personalized health scores and trends. Use the actionable insights to understand how your lifestyle impacts your well-being and make informed adjustments. — Review Insights ## Product details | Field | Value | |---|---| | Key Technology | Smart Sensing | | Health Metrics Tracked | Sleep, Activity, Readiness, Stress, Heart Health, Metabolic Health, Women's Health, and over 50 others | | Sensors | Recessed, non-bulky internal sensors | | Membership | First month included for new members; {{ccc_offer_price}} thereafter | | Directions | Wear on finger 24/7 for continuous tracking. Sync with Oura App for insights. Remove for heavy metal handling or certain activities to prevent cosmetic marks on ceramic. | | Reapplication Math | N/A (Durable device) | | Shelf life after opening | N/A (Durable device) | | Contraindications | Incorrect sizing can affect accuracy and comfort. Users handling metal objects (cookware, dumbbells) should exercise caution or remove the ring to prevent cosmetic marks on the ceramic finish. | | Allergens / common irritants | N/A (Hypoallergenic materials typically used) | | Brand | Oura | | Model | JZ90-57459-04 | | Color | Petal | | Size | 4 (US non-standard) | | Material | Ceramic exterior, Titanium internal sensors | | Country of Origin | Not stated by manufacturer — US retail version, sourced from authorized US retailers | | Battery Life | Up to 8 days | | Connectivity | Bluetooth (Android & iOS Compatible) | | Water Resistance | Suitable for daily wear, hand washing; not recommended for heavy metal handling or cookware contact due to potential metal transfer marks on ceramic. | ## Attributes - **Unit count:** 1 ## Frequently asked questions ### How is this Oura Ring 4 authentic vs. the version sold in Indian stores? This Oura Ring 4 Ceramic Petal 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 listed INR price. It arrives {{ccc_delivery_eta}} via ExpressBox tracked shipping. ### Will the Oura Ring 4 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 safe and healthy to wear daily? Yes, the Oura Ring 4 is designed for comfortable 24/7 wear, including sleep. It uses Smart Sensing technology to track health metrics without constant phone interaction. Users report it's lightweight and unobtrusive, providing valuable health insights without being overwhelming or causing discomfort. ### How do I choose the correct size for my Oura Ring 4? Accurate sizing is essential as Oura Ring 4 uses unique sizing different from standard jewelry. It is highly recommended to use the Oura Ring 4 Sizing Kit to find your perfect fit before purchasing to ensure comfort and data accuracy. ### How do I use the Oura Ring 4? Wear the ring on your finger 24/7 for continuous tracking. Sync it with the Oura App via Bluetooth to view your sleep, activity, and readiness insights. The app is intuitive and presents data clearly for actionable understanding. ### What is the best Oura Ring 4 for daily comfort and health tracking? The Oura Ring 4 Ceramic collection, including the Petal model, is praised for its comfortable, lightweight design and elegant finish, making it ideal for daily wear. Its Smart Sensing technology provides accurate, continuous health data without being intrusive. ### Can I use the Oura Ring 4 daily without issues? Yes, the Oura Ring 4 is designed for daily, 24/7 wear, including during sleep. Its comfortable, lightweight design and long battery life allow for continuous tracking and insights without needing frequent charging or removal, except for specific activities involving metal contact. ### What are the side effects of wearing an Oura Ring 4? There are no reported direct side effects from wearing the Oura Ring 4. Some users note that the ceramic finish can pick up cosmetic marks from metal objects; it's advised to remove the ring during activities like handling cookware or lifting weights to maintain its pristine look. ### What are the benefits of the Oura Ring 4? The Oura Ring 4 provides detailed insights into sleep quality, activity levels, readiness scores, stress, heart health, and women's health. It helps users understand their body's recovery and performance, promoting healthier habits through accurate, continuous biometric tracking and an intuitive app. ### Is the Oura Ring 4 available in India? Yes, the Oura Ring 4 is available for import to India through crowcrowcrow. All customs duties and GST are included in the price, and it is delivered via ExpressBox tracked shipping within {{ccc_delivery_eta}}. ## 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/B0FKQNDMNQ-0.webp 2. https://images.crowcrowcrow.com/B0FKQNDMNQ-1.webp 3. https://images.crowcrowcrow.com/B0FKQNDMNQ-2.webp 4. https://images.crowcrowcrow.com/B0FKQNDMNQ-3.webp 5. https://images.crowcrowcrow.com/B0FKQNDMNQ-4.webp 6. https://images.crowcrowcrow.com/B0FKQNDMNQ-5.webp --- Source: https://crowcrowcrow.com/p/oura-ring-ceramic-petal-size-sleep-activity-women-health-advisor-days-battery-life-before/ke5900 Returns: 30 days, free, by mail. Shipping: Free across India, 7–13 business days. Prices are all-inclusive (duties + GST).