Casio W-400 Marlin, DigitalWatch Wiki
One of the unusual features of this watch is the steel screw-on case back that threads into the plastic case of the watch. From a series of Casio Marlin watches released in the early 1980s that all share the same case design: W-100, W-200, W-300 and W-400. The W-400 features the same Module 106 as the first Casio Marlin watch, the H-101. Blue stripe on crystal - most common Orange stripe on crystal - rare version
Casio W-48B, DigitalWatch Wiki
Casio Marlin MDV 106 Duro: An Affordable and Durable Diver
Any suggestions for watches? I want to get my grandson a watch for
Casio Marlin Digital W-400 module 106 JAPAN made Vintage 1984
Casio W-400 Marlin, DigitalWatch Wiki
Rare Casio W-400 106 Marlin Quartz Digital Men's Watch 海外 即決の
Casio Marlin MDV 106 Duro: An Affordable and Durable Diver
Gimme Some Casio/G Shock Vintage!
Which digital watch brand will be the most preferred? - Quora
