Seiko 5 Automatic 7S26-0380 1990s White Original Dial 37mm Arabic Day 21J

Clearance — cracked exhibition case back: The original exhibition case back has a crack. Please review the condition notes and photographs before purchasing.

Watch Summary

This 1990s Seiko 5 Automatic 7S26-0380 is a 37mm automatic watch with a white dial, 21-jewel Seiko 7S26 movement and English/Arabic day display, giving it a clean high-contrast presentation.

Its original dial, hands, case, case back, crown, movement and stainless-steel bracelet are retained, with a replacement mineral-glass crystal clearly disclosed below.

Recorded results for this watch

• Passed the TickerWorks 48-hour run test and time check.
• Quickset function operating correctly.

TickerWorks® Assurance

Every TickerWorks watch is checked, tested and transparently disclosed through the TickerWorks® Assurance process before being offered for sale.

• Inspection & disclosure: Recorded condition, originality and any replacement or refurbished components are clearly disclosed.
• Timegrapher checked: Every mechanical watch is checked on a timegrapher, with amplitude and stable running prioritised over chasing a single rate figure.
• Regulation: Where appropriate, regulation is brought as close as practicable to the movement’s expected factory rate.
• 48-hour run test: Every watch undergoes a 48-hour run test before being placed into stock.

Condition & Originality

TickerWorks® Parts Originality Index (POI)
A transparency measure within TickerWorks® Assurance, showing the balance between assessed originality and refurbishment across eight key components.

POI: 9.0/10

• Higher POI: More assessed original components retained — especially relevant to collectors who prioritise originality.
• Lower POI: More components replaced or refurbished — often more relevant to buyers seeking a cleaner, refreshed daily wearer.
• POI is not a condition or quality score: it simply shows the balance between originality and refurbishment.

Originality: Original dial, hands, case, case back, crown, movement and bracelet.

Replacement Components: Replacement mineral-glass crystal.

Parts Period Correct: Yes

Condition: Crack to the exhibition case back.

Bracelet or Strap: Original stainless-steel bracelet in good condition; not full length; length 19 cm.

Specifications

• Brand: Seiko
• Model: Seiko 5 Automatic 7S26-0380
• Internal model: 7S26-0380
• Movement: Seiko 7S26 automatic, 21 jewels
• Case size: 37 mm
• Dial colour: White
• Period: 1990s
• Case back: Original exhibition case back with crack
• Crown: Original crown
• Bracelet or strap: Original stainless-steel bracelet in good condition, not full length, 19 cm
• Functions: English/Arabic day display; quickset function operating correctly

Historical Context

The Seiko 7S26 calibre was introduced in 1996 and became a mainstay of Seiko 5 automatic watches, with 21 jewels and bilingual day-wheel variants produced for different markets. The 7S26-0380 belongs to this later Seiko 5 generation rather than the earlier 7009-powered family.

Important Notes

The original exhibition case back has a crack.

TickerWorks Strap & Bracelet Policy

TickerWorks may supply a replacement or period-correct bracelet or strap where the original is not available or no longer suitable for use. Any replacement is clearly stated in the description. All bracelets and straps are fitted for presentation and checked for secure attachment only.

TickerWorks does not offer bracelet adjustment services. Final sizing should be carried out by a qualified watchmaker.

Notes & Caveats

Photos form part of the description.

Water resistance is not guaranteed.

Vintage mechanical tolerance is approximately ±1 minute per day.

Temperature change, shock, positional variation and moisture ingress can affect mechanical timekeeping.

Service history is unknown unless stated.