Watch brand: OUMASHI

Movement type: st3600/ETA6497

Movement model: Manual mechanical movement

Case material: 316L stainless steel

Back cover material: 316L stainless steel

Back cover type: screw in clear glass back cover

Case diameter: 46mm (excluding crown)

Case thickness: 16.1mm (including lens and caseback)

Case ear position: 24mm (where the case and strap are attached)

Watch length: 220mm (total watch length / circumference)

Strap material: cowhide strap

Glass material: mineral glass

Crown type: screw-in crown

Dial color: 4 dials

Surface luminescence: C3 green light

Dial size: 38.5mm

Needle technology: Green luminous

Water resistance level: 10ATM waterproof / diving [can wash hands, swimming, diving, to meet all daily waterproof requirements]

Exhaust valve: no

Packaging standards: professional waterproof plastic box packaging Avoid damage to the watch during transportation