Buy Apple Watch SE online at Best Prices. Check out the Apple Watch SE features, specification, colors, price & more details at Croma. Buy now! Apple Watch SE (2nd Generation) GPS + Cellular 40mm Silver Aluminium Case with White Sport Band, 3rd Gen Optical Heart Sensor, Crash Detection, Fall Detection, 32 GB Capacity, 64-bit dual-core processor Apple just released an updated Watch SE for the first time in three years. Here's what to know about the SE 3. Testing conducted by Apple in July and August 2025 using pre-production Apple Watch SE 3 (GPS) and Apple Watch SE 3 (GPS + Cellular), each paired with an iPhone; all devices tested with pre-release software, Apple Watch Magnetic Fast Charger to USB-C Cable (Model A2515) and Apple 20W USB-C Power Adapter (Model A2305).