【Item Specifics】

* Brand: SEIKO

* Model: Grand Quartz (Twin Quartz / JDM)

* Reference: 9256-7000

* Serial Number: 933687 (Manufactured in March 1979)

* Movement: Quartz (**Battery replaced on March 28, 2026, Working properly**)

* Dial Color: Dark Blue / Charcoal Grey

* Functions: Hour, Minute, Second, Day/Date (English/Kanji)

* Case Material: Stainless Steel

* Band: Maruman Stainless Steel Bracelet (**Aftermarket / Non-original**)

【Description】

Up for sale is a fully functional, highly collectible vintage SEIKO Grand Quartz Ref. 9256-7000 from 1979. 

This is a high-grade model featuring the respected "Twin Quartz" movement, which was SEIKO's pinnacle of high-accuracy quartz technology in the late 1970s.

Technical Condition (Certified by J-Heritage_Link):

* The watch is **currently working** and keeping accurate time. 

* The battery has been **newly replaced on March 28, 2026**, by a professional.

* The day/date quickset function works properly.

Cosmetic Condition:

* Please note that there are visible scratches and scuffs on the crystal (glass) and the stainless steel case due to its age and normal use over the decades. 

* The original dark dial remains in beautiful vintage condition.

* The bracelet has been replaced with a vintage "Maruman" stainless steel band (Non-SEIKO original), which fits the watch style perfectly and is adjustable.

Please carefully check all high-resolution photos to judge the exact cosmetic condition before purchasing. This is a great piece for serious vintage SEIKO collectors!

Shipping & Authenticity:

* Ships directly from Japan via FedEx/DHL with a tracking number.

* 100% Authentic SEIKO watch case and movement.

Thank you for looking!