Bezel Material: Diamond-like Carbon (DLC) coated steel
Case Material: Fiber-reinforced polymer with metal rear cover and knurled buttons
Quickfit Watch Band Compatible: included (26 mm)
Strap Material: Nylon and silicone
Physical Size: 51 x 51 x 14.9 mm Fits wrists with the following circumference:, Silicone band: 127-210 mm, Leather band: 135-213 mm, Fabric band: 135-213 mm, Metal band: 135-225 mm
Color Display: Yes
Display Size: 1.4” (35.56 mm) diameter
Display Resolution: Sunlight-visible, transflective memory-in-pixel (MIP)
Display Type: 280 x 280 pixels
Weight: Steel: 97 g (case only: 69 g)
Battery Life: Smartwatch: Up to 21 days/24 days with solar*
Battery Saver Watch Mode: Up to 80 days/120 days with solar*, GPS: Up to 60 hours/66 hours with solar**, GPS + Music: Up to 15 hours/16 hours with solar**, Max Battery GPS Mode: Up to 120 hours/148 hours with solar**, Expedition GPS Activity: Up to 46 days/56 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
Water Rating: 10 ATM
Memory/History: 32 GB