My new F-91W has this shadow underneath. Any ideas whether this could be a fake one because my other two do not have any shadow. : r/casio
How to tell if an old Rolex was worn before - Quora
Casio F-91W - Post yours, stock or modded
Casio F-91 (Gold Trim) – MKS Nato Straps
F-91W Collection Completed!! All 18! : r/casio
Casio Men's Digital Watch F-91 – Good's Store Online
Casio Digital Watch Australia, Shop Online
Smile-Inducing Holiday Gifts Wrapping a Tough 2020
CASIO W-86 Watch Digital Men's 36 mm Case Black-Green Sport Electro Luminescence