Model: Seiko Yacht Timer 7A28-7090 (1980s)
Overview: A highly distinctive 1980s Seiko chronograph, the Yacht Timer 7A28-7090 is powered by the legendary 7A28 caliber—recognized as the world’s first analog quartz chronograph movement. With its bold bullhead/stopwatch-style case and purpose-built regatta timing layout, it stands as one of the most unique designs in Seiko’s vintage catalog.
History: Released during Seiko’s quartz innovation boom, the 7A28 series marked a major milestone in horology. The 7A28-7090 Yacht Timer was a niche, short-production variant designed specifically for sailing applications, incorporating regatta timing functionality. Due to its limited production run and unconventional design, it has become one of the more collectible and harder-to-find references within the 7A family.
Specifications and Condition:
Overall: Great Vintage Condition
Case: Light wear normal for age
Crystal: Clean
Dial: High-contrast dial with specialized regatta subdial layout
Movement: Serviced
Bracelet/Strap: Handmade Leather Strap
Includes: None
Movement:
Seiko 7A28 quartz chronograph movement
World’s first analog quartz chronograph caliber
Fully jeweled movement architecture
Regatta-style 30-minute countdown timer (left subdial)
1/10th second chronograph measurement (right subdial)
Running seconds subdial (bottom)
Designed for precision timing in sporting applications
Design Details:
Bullhead / stopwatch-inspired case configuration
Bead-blasted industrial case finish
Highly legible regatta-focused dial layout
Bold subdial contrast for quick timing reference
Distinctive 1980s Seiko tool-watch aesthetic
Ergonomic pusher placement for timing functionality
Closing Note: The Seiko Yacht Timer 7A28-7090 is one of the most characterful and purpose-built chronographs from Seiko’s golden quartz era. With its historical significance, short production run, and unmistakable design, it remains a standout piece for collectors seeking something truly different within the vintage Seiko landscape.
