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 12 (21,4), Tide (mint) Smart Ring, 12 (21,4)
Available offers (12)
Current
Size 12 (21,4), Tide (mint)
re:Store
RUB 49,990.00
Available to order
Features
- Zirconia ceramic exterior; described as scratch-resistant and not fading over time.
- Slightly thicker than the standard Ring 4.
- Same sensors, battery, and measurement accuracy as the regular Oura Ring 4, according to the description.
- Analyzes sleep phases, breathing, heart-rate variability, and skin temperature.
- Analyzes indicators around the clock, according to the description.
- The Oura app displays health metrics in charts; a regular Ring 4 and a Ceramic ring can be switched between in the app without complicated setup, according to the description.
General specs
- Brand: Oura
- Model: Ring 4 Ceramic
- Seller: re:Store
- ID: 4655564
- Size: 12 (21,4)
- Brand: Oura
- Model Name: Ring 4 Ceramic
- App display: The Oura app displays health metrics in charts.
- Product Type: Smart ring
- Color retention: The description states that the ceramic does not fade over time.
- Exterior Material: Zirconia ceramic
- Analysis frequency: The description states that the ring analyzes indicators around the clock.
- Scratch Resistance: The description states that the zirconia ceramic is resistant to scratches.
- Thickness comparison: Slightly thicker than the standard Ring 4.
- Multiple-ring app use: The description states that a regular Ring 4 and a Ceramic ring can be switched between in the app without complicated setup.
- Sleep tracking measures: Analyzes sleep phases, breathing, heart-rate variability, and skin temperature.
- Sensors and measurement accuracy comparison: The Ceramic version is stated to have the same sensors, battery, and measurement accuracy as the regular 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 smart ring has a zirconia ceramic exterior. It is slightly thicker than the standard Ring 4 and is stated to share the regular Oura Ring 4’s sensors, battery, and measurement accuracy.
It analyzes sleep phases, breathing, heart-rate variability, and skin temperature. The Oura app displays health metrics in charts and supports switching between a regular Ring 4 and a Ceramic ring without complicated setup, according to the description.
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Oura Ring 4 Ceramic
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Oura Oura Ring 4 Ceramic Mint
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Oura Oura Ring 4 Ceramic Dark blue Made of zirconia ceramic.
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Oura Oura Ring 4 Ceramic Cloud; also listed as 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 | 12 (21,4) | 11 (20,6) | Size 11 (20.6) | 07 (17.3) | 08 (18,2) | 10 (19,8) |
| 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. | Slightly thicker than the standard Ring 4 | The listing says the Ceramic ring is slightly thicker than standard Ring 4. | |||
| Material | Zirconia ceramic. | Zirconia ceramic | Zirconia ceramic | Zirconia ceramic. | Zirconia ceramic | |
| Sleep and health metrics | Analyzes sleep phases, breathing, heart-rate variability and skin temperature; the Oura app displays health metrics. | Analyzes sleep phases, breathing, heart-rate variability, and skin temperature; metrics are shown in the Oura app. | The listing says the ring analyzes sleep phases, breathing, heart-rate variability, and skin temperature. | |||
Oura Ring 4 Ceramic
RUB 49,990.00
When this device makes sense
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