Casio Marlin W300 real/fake module?

Original CASE FOR CASIO DW-1000 rare Casio Marlin - module 280 Used

Broke Vintage Marlin Module…Any replacement modules around? : r/casio

Broke Vintage Marlin Module…Any replacement modules around? : r/casio

Casio Marlin Digital W-400 module 106 JAPAN made Vintage 1984/ Rare / READ⚠️

Beware of the fake Casio MDV-106 Marlin, Page 2

Hi, this casio „duro” is fake or legit? I must to check it so bad : r/casio

FS: Casio H101 Marlin, 106 Module in excellent condition whit original box and tag - myWatchMart

Vintage 1980 Casio W300 Marlin Digital Diver Watch Module 106 ALARM CHRONO JAPAN

Beware of the fake Casio MDV-106 Marlin, Page 2