This Seiko SQ 100 from the 1990s presents a distinctive octagonal case design, reminiscent of popular luxury sports watches of the era. Its two-tone aesthetic, featuring a steel case with gold-tone accents, perfectly complements the crisp white dial adorned with classic Roman numerals and a day-date complication. This is a robust and stylish quartz timepiece, ideal for daily wear or adding a touch of vintage charm to any collection.
Details Brand: SEIKO Model: SQ 100 5Y23-8200 Movement: Quartz Case: Stainless steel with base metal gold-tone bezel, octagonal shape Case Size: 38.85mm Dial: White, with black Roman numerals, gold-tone hour markers, gold-tone hands, day-date window at 3 o'clock Crystal: Mineral glass Water Resistance: 10BAR (not guaranteed on vintage watches) Strap/Bracelet: Two-tone steel multi-link bracelet with signed Seiko fold-over clasp. Wrist size: up to 20.3cm / 8 inches Inclusions: None
Condition This watch is in good overall condition, showing visible wear consistent with its age. There are some minor surface scratches on the case and bracelet, and light swirl marks on the case back. The crystal appears clear. The two-tone elements show some signs of wear, particularly on the gold-tone accents. Please review the photos carefully as they form part of the description.
Service & Working Condition This watch has been inspected and is fitted with a new battery. The quartz movement is confirmed to be in good working order, keeping accurate time. The day and date functions are operating correctly. It is ready to wear and enjoy.
Vintage Seiko SQ 100 5Y23-8200 two-tone quartz watch, octagonal case, white dial, Roman numerals, 1990s Japanese classic
ships today
- Movement
- Case size
- Dial
- Case
- Strap
- Condition
- Box
- Papers
- Year
This Seiko SQ 100 from the 1990s presents a distinctive octagonal case design, reminiscent of popular luxury sports watches of the era. Its two-tone aesthetic, featuring a steel case with gold-tone accents, perfectly complements the crisp white dial adorned with classic Roman numerals and a day-date complication. This is a robust and stylish quartz timepiece, ideal for daily wear or adding a touch of vintage charm to any collection.
Details Brand: SEIKO Model: SQ 100 5Y23-8200 Movement: Quartz Case: Stainless steel with base metal gold-tone bezel, octagonal shape Case Size: 38.85mm Dial: White, with black Roman numerals, gold-tone hour markers, gold-tone hands, day-date window at 3 o'clock Crystal: Mineral glass Water Resistance: 10BAR (not guaranteed on vintage watches) Strap/Bracelet: Two-tone steel multi-link bracelet with signed Seiko fold-over clasp. Wrist size: up to 20.3cm / 8 inches Inclusions: None
Condition This watch is in good overall condition, showing visible wear consistent with its age. There are some minor surface scratches on the case and bracelet, and light swirl marks on the case back. The crystal appears clear. The two-tone elements show some signs of wear, particularly on the gold-tone accents. Please review the photos carefully as they form part of the description.
Service & Working Condition This watch has been inspected and is fitted with a new battery. The quartz movement is confirmed to be in good working order, keeping accurate time. The day and date functions are operating correctly. It is ready to wear and enjoy.
A small family-run specialist. Every watch personally vetted and shipped by the same person who sourced it.

