Realme's first-ever smartwatch was an Apple Watch clone, whereas its second had a round face and a Pro variant. A new FCC registration reveals the OEM has gone back to a square face for its next wearable. It has an on-trend blood oxygen monitor, as well as "dynamic" heart-rate tracking and IP68 ingress-protection.
https://www.notebookcheck.net/Realme-Watch-2-FCC-confirms-square-1-4-inch-display-SpO2-sensor-and-IP68-rating-for-the-upcoming-wearable.516397.0.html