Seiko - Seiko 5 Automatic Day-Date - No Reserve Price - 7S26-3170 - Men - 1980-1989

Introduction

This Seiko 5 offers the classic reliability and practicality that has made the “5 Series” one of Seiko’s most iconic collections.
With its clean black dial, day-date display, and automatic movement, it represents a perfect balance of durability and everyday usability.

Historical & Collector Value

The Seiko 5 line has been beloved by collectors since the 1960s for its robust construction, automatic winding, and accessible quality.
This model continues that tradition, embodying Seiko’s philosophy of creating reliable, mechanical watches for everyday wear.
Vintage Seiko 5 pieces remain highly valued for their longevity and mechanical charm.

Specifications
• Brand: Seiko
• Model: Seiko 5
• Reference: (Caseback markings visible)
• Movement: Automatic
• Case Material: Stainless Steel
• Case Diameter: 33.4 mm (without crown)
• Dial: Black with index markers
• Calendar: Day-Date (Spanish / English wheel)
• Crystal: Hardlex
• Bracelet: Stainless steel Seiko bracelet
• Bracelet Size: Fits approx. 17–18 cm wrist (see photos)
• Caseback: Stainless Steel, No. 926966
• Water Resistance: Originally rated, not tested currently

Condition
• Dial: Clean condition with minor aging marks.
• Case: Noticeable scratches from regular use.
• Crystal: Light scratches visible.
• Bracelet: Original Seiko bracelet with wear consistent with age.
• Overall: Good vintage condition with honest signs of use.

Service History
• All functions tested – the watch is running.
• Automatic winding and day-date mechanism working properly.
(Note: No recent overhaul record.)

Shipping & Customs

The watch will be securely packed and shipped with tracking.
Import duties and taxes are the responsibility of the buyer.