40mm automatic mechanical watch GMT

Movement: Automatic mechanical movement
Dial diameter: 40mm
Thickness: 13mm
Case: stainless steel case
Clasp type: stainless steel safety folding buckle
Strap circumference: 20cm
Waterproof: 3ATM
Strap width: 20mm
Strap material: brushed stainless steel
Table mirror: synthetic sapphire glass table mirror
Function: luminous/calendar display