Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Oura Ring 4 Ceramic Size 08 (18,2), Cloud (listed as beige) Ceramic Smart Ring
Available offers (12)
Current
Size 08 (18,2), Cloud (listed as beige)
re:Store
RUB 49,990.00
Available to order
Features
- Zirconia ceramic; the description says it resists scratches and does not fade over time.
- Slightly thicker than the standard Ring 4; no thickness measurement is stated.
- The description says Ceramic has the same sensors, battery, and measurement accuracy as the standard Oura Ring 4.
- Analyzes sleep phases, breathing, heart-rate variability, and skin temperature.
- The Oura app presents metrics and recommendations; the description says users can switch between a standard Ring 4 and Ceramic in the app without complicated setup.
- Color selection is unresolved: model text identifies Cloud, while the color parameter says beige.
- Warranty term: 12 (unit not stated).
General specs
- Brand: Oura
- Model: Ring 4 Ceramic
- Seller: re:Store
- ID: 4655530
- Size: 08 (18,2)
- Brand: OURA
- Model Name: Ring 4 Ceramic
- Product Type: Smart ring
- Warranty term: 12 (unit not stated).
- Color selection: Unresolved: the model text identifies Cloud, while the color parameter says beige.
- App presentation: The Oura app presents metrics and recommendations; the description says users can switch between a standard Ring 4 and Ceramic in the app without complicated setup.
- Ceramic material: Zirconia ceramic; the description says it resists scratches and does not fade over time.
- Thickness comparison: Slightly thicker than the standard Ring 4; no thickness measurement is stated.
- Tracked sleep and health metrics: Analyzes sleep phases, breathing, heart-rate variability, and skin temperature.
- Sensors, battery, and measurement accuracy: The description says Ceramic has the same sensors, battery, and measurement accuracy as the standard Oura Ring 4.
- First listed by seller: October 20, 2026
If you are interested in more details, you can find full information on the seller's page.
RUB 49,990.00
Last price update: 10/20/26
Available to order
Shipping options
Delivery to 
Russia
Russia
Available
The OURA Ring 4 Ceramic is a smart ring made of zirconia ceramic. The description says it resists scratches and does not fade over time, and is slightly thicker than the standard Ring 4 without stating a thickness measurement. It analyzes sleep phases, breathing, heart-rate variability, and skin temperature. The description says it has the same sensors, battery, and measurement accuracy as the standard Oura Ring 4. The Oura app presents metrics and recommendations and allows switching between Ring 4 and Ceramic without complicated setup. Color information is unresolved: the model text identifies Cloud, while the color parameter says beige.
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| Brand | Oura | Oura | Oura | Oura | Oura | Oura |
| Model | Ring 4 Ceramic | Oura Ring 4 Ceramic | Oura Ring 4 Ceramic | Oura Ring 4 Ceramic | Oura Ring 4 Ceramic | Oura Ring 4 Ceramic |
| Color |
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| Price | RUB 49,990.00 | RUB 49,990.00 | RUB 49,990.00 | RUB 49,990.00 | RUB 49,990.00 | RUB 49,990.00 |
| Seller | re:Store | re:Store | re:Store | re:Store | re:Store | re:Store |
| Update | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 |
| Size | 08 (18,2) | 10 (19,8) | Size 11 (20.6) | 07 (17.3) | 08 (18,2) | 11 (20,6) |
| Model Name | Ring 4 Ceramic | Oura Ring 4 Ceramic | Oura Ring 4 Ceramic | Oura Ring 4 Ceramic | Oura Ring 4 Ceramic | Oura Ring 4 Ceramic |
| Product Type | Smart ring | Smart ring | Smart ring | Smart ring | Smart ring | Smart ring |
| Thickness comparison | Slightly thicker than the standard Ring 4; no thickness measurement is stated. | The listing says the Ceramic ring is slightly thicker than standard Ring 4. | Slightly thicker than the standard Ring 4 | |||
| Tracked sleep and health metrics | Analyzes sleep phases, breathing, heart-rate variability, and skin temperature. | Sleep phases, breathing, heart-rate variability, and skin temperature | Analyzes sleep phases, breathing, heart-rate variability, and skin temperature. | |||
| Material | Zirconia ceramic | Zirconia ceramic | Zirconia ceramic | Zirconia ceramic. | Zirconia ceramic. | |
| Sleep and health metrics | The listing says the ring analyzes sleep phases, breathing, heart-rate variability, and skin temperature. | Analyzes sleep phases, breathing, heart-rate variability, and skin temperature; metrics are shown in the Oura app. | Analyzes sleep phases, breathing, heart-rate variability and skin temperature; the Oura app displays health metrics. | |||
Oura Ring 4 Ceramic
RUB 49,990.00
When this device makes sense
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