[WTS] 1978 Seiko Grand Twin Quartz – 9943-8000

1978 Seiko Grand Twin Quartz – 9943-8000

Seiko - 9943-8000 · $380
A notable piece from Seiko's late-70s quartz era featuring a clean textured white dial and strong geometric proportions, paired with its original integrated Seiko bracelet.

  • Condition: Very good condition, minimal patina
  • Movement: Seiko Twin Quartz
  • Production date: June 1978
  • Case width: 36mm
Posted at
Jan 5, 2026, 4:05 AM
Active
[WTS] 1978 Grand Seiko Quartz 9943-8000 cap gold high-end Twin Quartz

1978 Grand Seiko Quartz 9943-8000 cap gold high-end Twin Quartz

  • Condition: Cap gold case in original condition, dial with anti reflective coating
  • Movement: Twin Quartz
  • Dimensions: [object Object]
  • Bracelet: Original with GQ buckle
Posted at
Jul 24, 2025, 8:17 AM
Expired
[WTS] 1978 Grand Quartz 9943-8000 Cap Gold Top-end Twin Quartz

1978 Grand Quartz 9943-8000 Cap Gold Top-end Twin Quartz

Up for sale, Grand Seiko Quartz produced in July 1978 with Twin Quartz caliber and double honeycomb logo.

  • Condition: Excellent
  • Movement: 9943-8000 Twin Quartz
  • Case dimensions: 38mm diameter, 43mm lug to lug, 11mm thickness
  • Case material: Cap gold
Posted at
Jul 15, 2025, 8:30 PM
Expired
[WTS] 1978 Grand Seiko Twin Quartz 9943-8000 cap gold

1978 Grand Seiko Twin Quartz 9943-8000 cap gold

A 1978 Grand Seiko Twin Quartz model with a cap gold case and original white dial.

  • Condition: Original condition
  • Movement: 9943-8000 Twin Quartz
  • Case dimensions: 38mm diameter, 43mm lug to lug, 11mm thickness
  • Dial color: white
Posted at
Jun 9, 2025, 7:39 AM
Expired
[WTS] Grand Seiko Tein Quartz 9943-8000 Cap gold

Grand Seiko Tein Quartz 9943-8000 Cap gold

A Grand Seiko Tein Quartz produced in December 1978, featuring a twin quartz movement and strong lines typical of the Seventies. The watch has a Kanji/English day-date display and comes with an original bracelet.

  • Condition: Original condition with sharp case
  • Movement: Twin Quartz
  • Case material: Cap gold
  • Dimensions: [object Object]
Posted at
Apr 15, 2025, 9:53 PM
Expired
[WTS] Grand Quartz Twin Quartz 9943-8000 Cap Gold

Grand Quartz Twin Quartz 9943-8000 Cap Gold

A Grand Quartz Twin Quartz watch produced in December 1978, featuring a cap gold case, twin quartz movement, and original white dial. This watch has the strong lines and angles typical of Seiko productions from the Seventies.

Posted at
Mar 23, 2025, 6:10 AM
Expired