General Strap material ultra light-weight elastic nylon hook & loop Lens Material Power Sapphire™ Bezel Material titanium Case material fiber-reinforced polymer QuickFit™ watch band compatible compatible (26 mm) Physical size 51 x 51 x 15.7 mm Fits wrists with the following circumference: Silicone band: 127-210 mm UltraFit Band: 127-225 mm Leather Band: 135-213 mm Metal Band: 135-225 mm Weight 63 g (case only: 57 g) Display Size 1.4” (35.56 mm) diameter Display resolution 280 x 280 pixels Color display Large font option Battery life Smartwatch: Up to 36 days/90 days with solar* Battery Saver Watch Mode: Up to 92 days/unlimited with solar* GPS Only: Up to 120 hours/320 hours with solar** All Satellite Systems: Up to 80 hours/144 hours with solar** All Satellite Systems + Multi-band: Up to 60 hours/90 hours with solar*** All Satellite Systems + Music: Up to 22 hours Max Battery GPS: Up to 210 hours/unlimited with solar** Expedition GPS: Up to 77 days/unlimited days with solar* *Solar charging, assuming all-day wear with 3 hours per day outside in 50,000 lux conditions **Solar charging, assuming use in 50,000 lux conditions **Solar charging, assuming use in 50,000 lux conditions; assuming typical use with SatIQ technology Charging method Garmin proprietary plug charger Memory/History 32 GB