https://techcrunch.com/2026/09/03/circular-unveils-ring-3-series-with-contactless-payments-and-on-finger-vibration-alerts/
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https://techcrunch.com/2026/09/03/circular-unveils-ring-3-series-with-contactless-payments-and-on-finger-vibration-alerts/
TechCrunchCircular unveils Ring 3 series with contactless payments and on-finger vibration alerts | TechCrunchThe Circular Ring 3 series announcement comes amid a year of heightened competition in the smart ring market, following the launches of the Oura Ring 5 and RingConn Gen 3.
