Xiaomi Watch S2 46mm/42mm smartwatch 1.32''/1.43'' AMOLED Sport Bluetooth Watch | eBay
Xiaomi Watch S2: smart watch with body temperature sensors and SpO2, NFC, the ability to make calls and battery life up to 12 days for $140 | Gagadget.com
Xiaomi Watch S2 with 1.32″ / 1.43″ AMOLED display, Bluetooth calling, GPS, up to 12 days battery life announced