Sleep Wearable Form Factor
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Oura Ring 4 Ceramic Size 12 (21,4), Dark Night (dark blue) Smart Ring
Available offers (12)
Current
Size 12 (21,4), Dark Night (dark blue)
re:Store
RUB 49,990.00
Available to order
Features
- Zirconia ceramic construction
- Scratch-resistant; described as retaining color and gloss even after active wear
- Slightly thicker than standard Ring 4
- Same sensors and battery as standard Ring 4, according to the description
- Tracks sleep phases, breathing, heart-rate variability, and skin temperature
- Oura app displays health metrics in graphs
- Standard Ring 4 and Ceramic can be switched between in the app without complex setup, according to the description
General specs
- Brand: Oura
- Model: Ring 4 Ceramic
- Seller: re:Store
- ID: 4655560
- Size: 12 (21,4)
- Brand: OURA
- Material: Zirconia ceramic.
- Model Name: Ring 4 Ceramic
- Product Type: Smart ring
- Ceramic durability: The zirconia ceramic is described as scratch-resistant and as retaining its color and gloss even after active wear.
- Health data tracked: Sleep phases, breathing, heart-rate variability, and skin temperature.
- Using multiple rings: The description states that a standard Ring 4 and Ceramic can be switched between in the app without complex setup.
- Health metrics display: The Oura app displays health metrics in graphs.
- Thickness compared with standard Ring 4: Slightly thicker than standard Ring 4.
- Sensors and battery compared with standard Ring 4: The description states that Ceramic has the same sensors and battery as the standard 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
A smart ring made of zirconia ceramic. Its ceramic is described as scratch-resistant and as retaining its color and gloss even after active wear. It is slightly thicker than standard Ring 4 and is stated to have the same sensors and battery. The Oura app displays tracked health metrics in graphs.
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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) | 08 (18,2) | 11 (20,6) | Size 11 (20.6) | 10 (19,8) | 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 |
| 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 Dark blue Zirconia ceramic construction
RUB 49,990.00
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