Circular

Ring 2

Name: Circular Ring 2
Brand: Circular
Price: 349 USD

SHIPPING

Circular Ring 2 — ring worn on the finger

The Circular Ring 2 is a $349 smart ring, shipping since 2026. Titanium ring built around an on-finger single-lead ECG with AFib detection and PPG-based blood-pressure estimation.

Generations

Generation	Year	Status	Price
Ring 2	2026	SHIPPING	$349

Specifications by generation

Ring 2

2026SHIPPING

Titanium ring built around an on-finger single-lead ECG with AFib detection and PPG-based blood-pressure estimation.

CATEGORY: RING
WORN: Finger
RELEASE: 2026
PRICE: $349
SENSORS & HARDWARE: Biometric ECG (single-lead)PPG heart rateBlood oxygen (SpO₂)Skin temperature

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Independent index — figures are approximate and editorial, not official spec sheets. Methodology. Last reviewed 2026-08-01.