Up for sale is an extremely rare vintage Casio Hexa Graph DW-7800 men’s digital sports watch, produced for the Japan Domestic Market (JDM) in the 1980s and powered by the iconic Module 917. This highly collectible model is one of Casio’s most distinctive early multi-display digital chronograph designs, featuring the signature Hexa Graph layout, bold stainless steel case, and classic industrial styling that defines Casio’s golden era of digital watchmaking.


The watch is in full working condition, and all features and functions are operating properly. All parts of the watch are original.


The watch shows signs of use and age consistent with a vintage timepiece. Photos best describe its physical condition.


Please note: the bracelet clasp has an issue where the bottom portion does not stay properly closed on its own; however, the top portion of the clasp does secure the bracelet. The bottom portion of the clasp will require replacement or adjustment in order to function correctly.


Key Details:

• Brand: Casio

• Model: Hexa Graph DW-7800

• Module: 917

• Era: 1980s

• Origin: Japan Domestic Market (JDM)

• Display: Digital

• Functions: Time, date, alarm, stopwatch/chronograph, additional multi-display functions (per model design)

• Case Material: Stainless steel

• Bracelet: Original stainless steel bracelet (clasp issue noted)

• Condition: Fully working; signs of use and age present


A fantastic opportunity to acquire an exceptionally scarce and visually striking Casio Hexa Graph in full working condition.


Ships carefully. Feel free to message me with any questions.