Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
Oura Oura Ring 4 Ceramic Size 08 (18,2), Tide (mint) Smart ring, size 08 (18,2)
Available offers (13)
Current
Size 08 (18,2), Tide (mint)
re:Store
RUB 49,990.00
Available to order
Features
- Zirconia ceramic material.
- The description says the Ceramic version has the same sensors, battery and measurement accuracy as standard Oura Ring 4, with only the outer shell changed.
- Analyzes sleep phases, breathing, heart-rate variability and skin temperature.
- The Oura app presents metrics in graphs and colored scales.
General specs
- Brand: Oura
- Model: Oura Ring 4 Ceramic
- Seller: re:Store
- ID: 4655532
- Size: 08 (18,2)
- Brand: OURA
- Model Name: Oura Ring 4 Ceramic
- Product Type: Smart ring
- Ring material: Zirconia ceramic.
- App metric presentation: The Oura app presents metrics in graphs and colored scales.
- Sleep and health metrics analyzed: Sleep phases, breathing, heart-rate variability and skin temperature.
- Compared with standard Oura Ring 4: The description says the Ceramic version has the same sensors, battery and measurement accuracy as standard Oura Ring 4, with only the outer shell changed.
- 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
This smart ring is made of zirconia ceramic. The description says its sensors, battery and measurement accuracy are the same as standard Oura Ring 4, with only the outer shell changed. It analyzes sleep phases, breathing, heart-rate variability and skin temperature; the Oura app presents metrics in graphs and colored scales.
Similar products comparison
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Oura Oura Ring 4 Ceramic Zirconia ceramic material.
|
Oura Oura Ring 4 Ceramic Cloud; also listed as beige
|
Oura Ring 4 Ceramic
|
Oura Ring 4 Ceramic
|
Oura Ring 4 Ceramic Petal (pink)
|
Oura Ring 4 Ceramic
|
|
| Brand | Oura | Oura | Oura | Oura | Oura | Oura |
| Model | Oura Ring 4 Ceramic | Oura Ring 4 Ceramic | Ring 4 Ceramic | Ring 4 Ceramic | Ring 4 Ceramic | Ring 4 Ceramic |
| 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) | 12 (21,4) | 10 (19,8) | 05 (15,7) | 08 (18,2) |
| Model Name | Oura Ring 4 Ceramic | Oura Ring 4 Ceramic | Ring 4 Ceramic | Ring 4 Ceramic | Ring 4 Ceramic | Ring 4 Ceramic |
| Product Type | Smart ring | Smart ring | Smart ring | Smart ring | Smart ring | Smart ring |
| Thickness comparison | The listing says the Ceramic ring is slightly thicker than standard Ring 4. | Slightly thicker than the standard Ring 4. | Slightly thicker than the standard Ring 4; no thickness measurement is stated. | |||
| Analysis frequency | The description states that the ring analyzes indicators around the clock. | Described as round-the-clock analysis of indicators. | The description states that the ring analyzes metrics around the clock. | |||
Oura Oura Ring 4 Ceramic Zirconia ceramic material.
RUB 49,990.00
When this device makes sense
Product confidence
Reviews
There are no text reviews yet. If you have experience using this product, please leave a review. It will help other people decide whether this product is right for them.