Model: Seiko Quartz SQ Reference Number: 7123-8310 Serial: 121527 Date: February 1981 Box & Papers: No box or papers.
Case Size: 35.5mm Lug to Lug: 39.5mm
Bracelet fits wrist: Up to circa 7.5 inches (4 links attached). No additional links supplied. Micro adjustment on clasp.
Functions: All functions operate correctly, new battery installed August 2022. Case Condition: Original, unpolished, small marks and scratches commensurate with age. Ultrasonically cleaned August 2022. New caseback gasket and crown gasket fitted August 2022. Crystal Condition: New crystal fitted August 2022. Dial/hands: Original dial and hands. Mint condition. Bracelet/Strap: Original Seiko SQ bracelet. Marks and scratches commensurate of age.
The water resistance has not been tested so cannot be guaranteed.