Product name: Mechanical watches
Buckle material: stainless steel
Strap material: leather
Dial shape: round
Case material: stainless steel
Movement type: mechanical
Dial diameter: 40mm
Thickness: 8.6 mm
Water resistance: 50m
Style: fashion
Special features: calendar, see-through window, day display, month display
Color: all black and blue, all black and black, all gold and gold, between gold and blue, between gold and silver, natural blue, natural black, natural silver,