Watch Summary
This 1980s Seiko 5 Automatic 7009 is a 37mm automatic watch with a teal blue dial, baton hour markers, a day-date display and a bold sporty presentation.
Its original case, case back, crown, 17-jewel 7009 movement and stainless-steel bracelet are retained, while the dial, hands and mineral glass crystal have been replaced.
Clearance — calendar fault: The quickset operates partially and the calendar wheel sometimes jams on Arabic Friday. Please review the recorded results and condition notes below.
Recorded results for this watch
- Passed the TickerWorks 48-hour run test and time check.
- Quickset function operating partially.
- Calendar wheel sometimes jams on Arabic Friday; turning the watch face down and pressing clears it.
- Timegrapher snapshot at the time of testing: -23 seconds/day, 268° amplitude and 0.3 ms beat error.
TickerWorks® Assurance
Every TickerWorks watch is checked, tested and transparently disclosed through the TickerWorks® Assurance process before being offered for sale.
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Inspection & disclosure: Recorded condition, originality and any replacement or refurbished components are clearly disclosed.
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Timegrapher checked: Every mechanical watch is checked on a timegrapher, with amplitude and stable running prioritised over chasing a single rate figure.
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Regulation: Where appropriate, regulation is brought as close as practicable to the movement’s expected factory rate.
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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: 7.0/10
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Higher POI: More assessed original components retained — especially relevant to collectors who prioritise originality.
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Lower POI: More components replaced or refurbished — often more relevant to buyers seeking a cleaner, refreshed daily wearer.
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POI is not a condition or quality score: it simply shows the balance between originality and refurbishment.
Originality: Original case, case back, crown, movement and stainless-steel bracelet.
Replacement Components: Replacement dial, replacement hands, replacement mineral glass crystal and replacement bracelet clasp.
Parts Period Correct: Yes
Condition: Calendar wheel sometimes jams on Arabic Friday; turning the watch face down and pressing clears it.
Bracelet or Strap: Original stainless-steel bracelet in good condition with full links; clasp replaced.
Specifications
Brand: Seiko
Model: Seiko 5 Automatic 7009
Internal Model: 7009-786A
Movement: Seiko calibre 7009 automatic, 17 jewels
Case Size: 37mm
Dial Colour: Teal Blue
Period: 1980s
Case Back: Original case back
Crown: Original crown
Bracelet or Strap: Original stainless-steel bracelet, good condition, full links; clasp replaced
Functions: Day-date display; quickset function operating partially
Historical Context
The Seiko 5 line was introduced in 1963 and became one of Seiko’s best-known automatic ranges, built around practical day-date functionality and straightforward sports styling. The 7009 calibre is a 1980s Seiko automatic movement used across many Seiko 5 references.
Important Notes
Calendar wheel sometimes jams on Arabic Friday; turning the watch face down and pressing clears it.
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.