Casio W-400 Marlin, DigitalWatch Wiki
4.8 (346) · $ 30.99 · In stock
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
PRO TREK CASIO - Available Online
What innovative contemporary quartz watches are there?
The Inexpensive Watch Guide
Casio Module 549, DigitalWatch Wiki
Casio - Wikipedia
Casio Marlin Digital W-400 module 106 JAPAN made Vintage 1984/ Rare / READ⚠️
HARRIS Fundente Libre de Plomo , 2 oz. , Tipo Pasta - Fundente
Apple Watch - Wikipedia
Casio W-48B, DigitalWatch Wiki