Seiko Quartz Dresswatch 7431-5440 (January 1986)
Seiko Quartz Dresswatch 7431-5440 (January 1986)
Elegant Japanese dress watch from the 1980s
This classic Seiko Quartz watch dates from January 1986 (serial number 61xxxx) and represents the understated, clean design language of the late 1970s and early 1980s. The watch combines a glossy black dial with gold-tone indices and hands – a design that Seiko primarily used during this period for particularly slim and elegant dress watches.
The cushion-shaped case with its slightly beveled surfaces is typical of the early quartz decades when Seiko dominated the world market. The 7431 series was one of the reliable everyday movements, known for its low power consumption and robustness.
Technical data
- Model: Seiko Quartz 7431-5440
- Movement: Caliber 7431 (Quartz)
- Serial number: 61xxxx → January 1986
- Case: gold-plated base metal, stainless steel back
- Dimensions: approx. 30.4 × 27.2 mm
- Height: approx. 7.4 mm
- Lug width: 18 mm
- Glass: Mineral glass
- Waterproof rating: Water Resistant (according to the base)
- Weight: very light and comfortable to wear
- Functions: Hours, minutes, seconds
Dial & Design
The deep black, slightly glossy dial with fine gold baton indices and harmoniously proportioned hands creates a subtle, elegant look. On the wrist, the watch appears significantly more modern than its age would suggest, while remaining an authentic piece of 1980s Seiko history.
band
A new, original SEIKO leather strap is fitted, made of Italian calfskin with a crocodile pattern.
It visually matches the gold-colored case perfectly and underlines the elegant design of the model.
Condition
The watch is in good, well-maintained vintage condition:
- Gilding with age-related wear and tear (see photos)
- Glass and dial in beautiful condition
- Factory is running stably
- The band is new and unworn.
- The battery was replaced in November 2025.
A very harmonious vintage dress watch with authentic patina.
Warranty (used)
This is a used item. The limitation period for claims based on defects (statutory warranty) is 12 months from delivery .
Note regarding water resistance
As this is a vintage watch, water resistance cannot be guaranteed . To protect the movement, the watch should not come into contact with water or moisture .
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