Sleep Wearable Form Factor
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Oura Ring 4 Ceramic dark blue Outer material: zirconia ceramic
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Last known price: RUB 49,990.00 (RUB)
Price source: re:Store
Price record dated 10/20/26
Saved price in the source currency; not a current offer. The date refers to the price record, not a stock check.
Features
- Outer material: zirconia ceramic
- Described as resistant to scratches and not fading over time
- Analyzes sleep phases, breathing, heart-rate variability, and skin temperature; the Oura app displays health metrics
- The description says users with both a standard Ring 4 and Ceramic can switch between them in the app
General specs
- Brand: Oura
- Model: Ring 4 Ceramic
- Seller: re:Store
- ID: 4655592
- Size: 06 (16,5)
- Brand: OURA
- Model Name: Ring 4 Ceramic
- Product Type: smart ring
- Outer Material: Zirconia ceramic
- Color retention: Described as not fading over time
- Scratch Resistance: Described as resistant to scratches
- Ring switching in app: The description says users with both a standard Ring 4 and Ceramic can switch between them in the app
- Tracked sleep and health metrics: Analyzes sleep phases, breathing, heart-rate variability, and skin temperature; the Oura app displays health metrics
- First listed by seller: October 20, 2026
A dark blue smart ring made of zirconia ceramic. It analyzes sleep phases, breathing, heart-rate variability, and skin temperature, with health metrics displayed in the Oura app.
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