Large 1.96" AMOLED Display: Ultima Chronos sports a 1.96-inch colour AMOLED display with 410 × 502 px resolution, 331 ppi and ~650 nits brightness. This makes text, notifications, watch-faces, and health stats vibrant, sharp, and easy to read even under sunlight.  Touch & Always-On / Wake Gesture Ready: The screen supports touch, and the watch supports wake gesture (raise-to-wake) enabling quick glance at time or notifications.  Strong Fitness & Health Tracking: It offers heart rate monitoring, blood oxygen (SpO₂) tracking, step count/pedometer, sleep tracking  covering essential health metrics.  Very Wide Activity Support: 700+ sports/modes: From running, walking, cycling to indoor workouts, yoga, dance, etc. The massive number of modes makes it versatile for many kinds of activities.  Bluetooth Calling with Built in Mic & Speaker: You can make/receive calls directly on the watch without needing to pick up your phone. It supports saving contacts and has a dial pad for convenience.  Customizable Watch Faces + DIY Watch Face Studio + 100+ Designs : Lets you pick or design your own watch-face (backgrounds, widgets, styles), giving flexibility to match your look or mood.  Smartphone Features : Notifications, music/camera control, weather, DND, etc.Notifications (calls, messages, social etc.), control media/music, camera shutter, get weather updates, and more — helping in daily convenience.  IP68 Water + Dust Resistance: Resistant to water and dust, which makes it suitable for everyday wear including workouts, sweat, and occasional splashes.  Relatively Light and Wearable :Weight around ~41 g — light enough for daily wear without feeling bulky. Compatibility & OS :Works with Android and iOS devices via companion app (Crest OS+).