antimagnetic, shockproof, waterproof performance is superior
Screw-in protective devices crown
part of the strap and bezel are all imports of real ceramic, by no means electroplating. Never decolorization and ultra wear-resistant, knife program trace
Size:Diameter: 39MM ,thickness 10MM,width:17MM (large)
Diameter: 34MM, thickness 10MM,width:14MM (Trumpet)
Function: Calendar, Waterproof.