Case material: 316L stainless steel case

Strap material: 316L stainless steel strap

Case back material: Stainless steel case back

Crystal material: Synthetic sapphire glass

Dial: Calendar, Luminous

Clasp: Double-push butterfly clasp

Movement: 2803 movement

Functions:ograph/Calendar/Moon phase

Water resistance: 50M water resistant

Watch diameter: 42MM Strap width: 21MM

Case thickness: 1.5MM Watch weight: 151G