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 05 (15,7), Petal (pink) Smart Ring, , Petal (pink), 05 (15,7)
Available offers (12)
Current
Size 05 (15,7), Petal (pink)
re:Store
RUB 49,990.00
Available to order
Features
- Zirconia ceramic outer material; described as scratch-resistant.
- The ceramic is described as not fading over time and retaining its color after active wear.
- Slightly thicker than standard Ring 4.
- Description states it has the same sensors, battery, and measurement accuracy as the regular Oura Ring 4; only the outer shell changes.
- Sleep analysis includes sleep phases, breathing, heart-rate variability, and skin temperature.
- The description states that the ring analyzes metrics around the clock.
- The Oura app presents metrics in graphs and provides recommendations.
- The description states that a regular Ring 4 and a Ceramic can be switched between in the app without complex setup.
- Manufacturer warranty is listed; the source value is 12, with unit and duration basis not specified.
General specs
- Brand: Oura
- Model: Ring 4 Ceramic
- Seller: re:Store
- ID: 4655608
- Size: 05 (15,7)
- Brand: OURA
- Model Name: Ring 4 Ceramic
- Product Type: Smart ring
- Outer Material: Zirconia ceramic
- Product family: Oura Ring 4
- App presentation: The Oura app presents metrics in graphs and provides recommendations.
- Color durability: The ceramic is described as not fading over time and retaining its color after active wear.
- Analysis frequency: The description states that the ring analyzes metrics around the clock.
- Scratch Resistance: The zirconia ceramic is described as scratch-resistant.
- Tracked sleep metrics: Sleep analysis includes sleep phases, breathing, heart-rate variability, and skin temperature.
- Warranty source value: 12 (unit and duration basis not specified)
- Manufacturer warranty listed: true
- Multiple-ring account support: The description states that a regular Ring 4 and a Ceramic can be switched between in the app without complex setup.
- Thickness relative to standard Ring 4: Slightly thicker than standard Ring 4.
- Internal components relative to Oura Ring 4: Description states it has the same sensors, battery, and measurement accuracy as the regular Oura Ring 4; only the outer shell changes.
- 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 with a zirconia ceramic outer shell, described as scratch-resistant and retaining its color after active wear. It is slightly thicker than standard Ring 4; the description states that it has the same sensors, battery, and measurement accuracy as the regular Oura Ring 4.
Sleep analysis includes sleep phases, breathing, heart-rate variability, and skin temperature. The description states that metrics are analyzed around the clock and presented in the Oura app with graphs and recommendations. A regular Ring 4 and a Ceramic can be switched between in the app without complex setup. Manufacturer warranty is listed with a source value of 12; its unit and duration basis are unspecified.
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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) | 11 (20,6) | Size 11 (20.6) | 07 (17.3) | 08 (18,2) | 09 (19) |
| 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 | The zirconia ceramic is described as scratch-resistant. | The ceramic is described as scratch-resistant and as not fading over time. | Described as resistant to scratches | |||
| Material | Zirconia ceramic. | Zirconia ceramic | Zirconia ceramic | Zirconia ceramic. | Zirconia ceramic | |
Oura Ring 4 Ceramic Petal (pink)
RUB 49,990.00
When this device makes sense
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