General
Lens Material
Corning Gorilla Glass 3
Case material
fiber-reinforced polymer
Bezel Material
Sport：anodized aluminum
Classic：stainless steel
Strap material
Sport：silicone
Classic：leather
Physical size
34.50 x 34.50 x 10.15 mm.
Fits wrists with a circumference of 110-175 mm.
Touchscreen
 
Color display
no (16 level grayscale)
Display size
1.00” x 0.84” (25.4 mm x 21.3 mm)
Display resolution
240 x 201 pixels
Display type
TFT LCD
Weight
24.0 g
Battery life
Up to 5 days (excluding Pulse Ox sleep tracking). Learn More.
Water rating
5 ATM
Memory/History
7 timed activities; 14 days of activity tracking data