# Ring 4 Smart Ring

- **Brand:** Oura
- **Price:** $349.00
- **Catalog:** zappos
- **Retailer:** zappos
- **Product URL:** https://go.cosimo.shop/r/gAAAAABqwPNVuBy1ZzaJDqdV2Ntd1IKHMREULCIExXwfH2grQ_BjVCJP050X6bQzovRxnkkUu0bF3lH_RlfOW-YINeuR9DP37ATo68XXA8X75LwzNnHa1-vnJQzkwi1sziaAE7ouU1-lLzyZtDMcj8c6SXNM8DlS9NQkxA-JLh82EFgyrw57Hj2OrZtY1bbqqQoQZ5Ku9_b1WyWqQ0KksmUuz8Ua9YdHDirMVhdVGQlj9ELQSEXxFT6p_b32WbmL1TKYdAFTFal42M_aFPZMDzlof-zkbYONxkSatcowBw_20nff195YnuA41sTKXi9NSiF1-oA0KfhbNHjdRfBLnSgU9Y0v5tvulk6Dm5nV7-o6OUOpIhGX-ewHN5I1bWQ2wpjPLV-D4dSMAlXcW1zEH4rbkFr_kK2vvuLENH0qayy5yPmU9W8bWQEgelkQSQMmUUnnvLSDAx1d
- **Availability:** In stock

## Summary

Sleek black titanium smart ring featuring integrated health and activity sensors for sleep and wellness tracking.

## Description

Track your sleep, activity, and overall wellness with unmatched precision with the OURA® Ring 4, the world's smallest smart ring combining advanced sensors, AI-powered health insights, and up to 8 days of battery life in a sleek titanium design. From heart rate variability and blood oxygen monitoring to women's health tracking and personalized AI coaching, this ring delivers lab-grade data without the bulk of a traditional wearable.

## Appearance

- **Colors:** Black
- **Sizes:** 4, 5, 6, 7 (per-size availability under Variants)

## Variants

- **In stock:** 4 of 4
- **Available:** 4, 5, 6, 7
- **Color (all variants):** Black

| Size | SKU | Availability |
| --- | --- | --- |
| 4 | 10081359 | In stock |
| 5 | 10081359 | In stock |
| 6 | 10081359 | In stock |
| 7 | 10081359 | In stock |

## Categories

- **Categories:** Rings > Jewelry > Jewelry > Rings

## Additional Attributes

- **sku:** 10081359
- **gender:** general, unisex
- **measurements:** • Band Height: 7.9 mm• Depth: 2.88 mm• Weight 0.12 to 0.18 oz
- **item condition:** https://schema.org/NewCondition

## Enrichment

- **Type:** smart ring
- **Type Synonyms:** wearable ring, health tracker ring
- **Gender:** unisex
- **Age Groups:** adult
- **Activewear:** Yes
- **Tags:** titanium, polished finish, integrated sensors, band
- **Styles:** minimalist, modern, techwear
- **Colors:** black
- **Color Families:** Black
- **Category Path:** Apparel & Accessories > Jewelry > Rings
- **Jewelry material:** Titanium
- **Pattern:** Solid
- **Ring design:** Band
- **Canonical Brand:** Oura

## Images

- ![Image 1](https://cdn.octogen.ai/0c89cf8c8a7cb255c2f144254622f48e/142e80f251713dc6c50b03e87d2487d0.webp)
- ![Image 2](https://cdn.octogen.ai/0c89cf8c8a7cb255c2f144254622f48e/bfe211b86563565a1a11c1b014aacf0d.webp)
- ![Image 3](https://cdn.octogen.ai/0c89cf8c8a7cb255c2f144254622f48e/f19fcf182012f5bcd4205bb49ff10efe.webp)

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*Source: cosimo.shop | Product ID: a8583d44-224e-48cb-a668-e5df27604435 | Canonical URL: https://cosimo.shop/product/oura/ring-4-smart-ring-a8583d44-224e-48cb-a668-e5df27604435*