Blue AR (anti-reflective) coating applied on the bottom of crystal
Fits Seiko SKX031 & SKX033.
Designed to work with SKX031 sloping ceramic inserts only.
This is thicker than original Seiko hardlex crystal, hence not recommended to pair with original Seiko SKX031 aluminium insert.
Complete your mod with the following parts
Bezel Inserts - SKX031
Hands (Mix & Match to form a Set)