Environmentally friendly luminescent layer for clear time reading at night

Specification:

Movement:Original quartz movement

Mirror:mineral reinforced mirror

Functions:luminous/calendar/chronograph running seconds/24 hours

Water resistance:30m life water resistant

Strap:silicone strap

Clasp:pin buckle

Wearing size:190mm

Color:black circle with black face,blue circle with blue face,blue circle with white face,black circle with white face(color optional)

Package includes:

1*Watch(color optional)

Note: 

All sizes are measured manually,there is a reasonable error,everything in kind shall prevail