Samsung Galaxy Watch7. Diagonal dimensions Screen: 3.81 cm (1.5 "), Display technology: AMOLED, Display resolution: 480 x 480 pixels, touch screen. Ram capacity: 2 MB. Wi-fi. GPS (satellite). Battery capacity: 425 mAh. Weight: 33.8 g. Color strap: green, strap size: m / l. Operating system included: Wear OS