The OPPO Watch SE was announced in 2023, August 29 With 1.75 inches AMOLED, Powered by Qualcomm Snapdragon Wear 4100 (12 nm) and running ColorOS Watch 3.0 - China, the device delivered smooth performance and multitasking capabilities. while the Li-Ion 400 mAh, non-removable ensured long-lasting usage.