Galaxy Watch7 | AMOLED | 3.81 cm (1.5") | Brightness 600 cd/m² | Display type Digital | Display resolution 480 x 480 pixels | Touchscreen Yes | Operating system installed Wear OS | RAM capacity 2 MB | Band size M/L | Shape Round | Market positioning Smartwatch | Watch case size 44 mm | Watch case colour Green | Watch case material Aluminium | Band colour Green | Heart rate monitor Yes | Near Field Communication (NFC) Yes | Wi-Fi Yes | Bluetooth version 5.3 | Battery type Built-in battery | Battery capacity 425 mAh | Charging time 1.3 h | Weight 33.8 g