Sleep Wearable Form Factor
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Oura Ring 4 Ceramic Size 05 (15,7), Dark Night (dark blue) Smart Ring, Size 05 (15.7), Dark Blue
Available offers (12)
Current
Size 05 (15,7), Dark Night (dark blue)
re:Store
RUB 49,990.00
Available to order
Features
- Zirconia ceramic material; described as resistant to scratches.
- Described as retaining its color and gloss without fading over time, including after active wear.
- Slightly thicker than the standard Ring 4.
- Described as having the same sensors, battery and measurement accuracy as the standard Oura Ring 4.
- Tracks sleep phases, breathing, heart-rate variability and skin temperature.
- The app supports switching between a standard Ring 4 and Ceramic ring within one account.
General specs
- Brand: Oura
- Model: Ring 4 Ceramic
- Seller: re:Store
- ID: 4655602
- Size: 05 (15.7)
- Brand: OURA
- Material: Zirconia ceramic
- Model Name: Ring 4 Ceramic
- Product Type: Smart ring
- Color retention: Described as not fading over time and retaining its color and gloss after active wear
- Scratch Resistance: Described as resistant to scratches
- Thickness comparison: Slightly thicker than the standard Ring 4
- App account switching: The app supports switching between a standard Ring 4 and Ceramic ring within one account
- Tracked sleep and health metrics: Sleep phases, breathing, heart-rate variability and skin temperature
- Sensor, battery and measurement accuracy comparison: Described as having 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
Smart ring made of zirconia ceramic, described as scratch-resistant and as retaining its color and gloss without fading over time, including after active wear. It is slightly thicker than the standard Ring 4 and is described as having the same sensors, battery and measurement accuracy as the standard Oura Ring 4. It tracks sleep phases, breathing, heart-rate variability and skin temperature; the app supports switching between a standard Ring 4 and Ceramic ring within one account.
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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 | 05 (15.7) | 09 (19) | 08 (18,2) | 07 (17.3) | 11 (20,6) | 10 (19,8) |
| Material | Zirconia ceramic | Zirconia ceramic | Zirconia ceramic. | Zirconia ceramic | Zirconia ceramic. | Zirconia ceramic |
| 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 |
| Scratch Resistance | Described as resistant to scratches | Described as resistant to scratches | The ceramic is described as resistant to scratches. | |||
| Thickness comparison | Slightly thicker than the standard Ring 4 | Slightly thicker than the standard Ring 4 | Slightly thicker than the standard Ring 4 | |||
| Tracked sleep and health metrics | Sleep phases, breathing, heart-rate variability and skin temperature | Analyzes sleep phases, breathing, heart-rate variability, and skin temperature. | Sleep phases, breathing, heart-rate variability, and skin temperature | |||
Oura Ring 4 Ceramic Dark blue
RUB 49,990.00
When this device makes sense
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