Dial material: Tempered GlassShell Material: Metal， PlasticBand material: RubberColor:BlueDial size: 4*4*1.7cm/1.6*1.6*0.7inch(L*W*H)Dial diameter:4cm/1.6inchDisplaydiameter:3cm/1.2inchTotal Length:26.7cm/10.4inchBand Lengt