Seiko Prospex Speedtimer SSC955 – Limited Edition World Athletics Tokyo 2025
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When Seiko releases a limited edition, you know it's something special. With the Seiko Prospex Speedtimer SSC955 Solar Chronograph, the brand is celebrating a double milestone: Seiko's nineteenth time as the official timekeeper of the World Athletics Championships and the return of this top sporting event to Tokyo, the city where Seiko first began.
A tribute to Seiko's sporting heritage
Seiko and sports timing have been intertwined for over sixty years. Starting in the 1960s, Seiko introduced innovative technology to the world of chronographs: from the use of heart-shaped cams in stopwatches to the first Japanese chronograph in 1964 and the legendary automatic Speedtimer in 1969.
Since 1987, Seiko has been the official timekeeper of the World Athletics Championships. In 2025, the championships will return to Tokyo after a 34-year absence. For Seiko, this is more than a sporting event; it's a home game. With the SSC955 Limited Edition, the brand celebrates this historic moment and honors the achievements of thousands of athletes who push their limits on the track.
Design in Edo Purple
The most striking feature of the SSC955 is undoubtedly the dial. It's a deep purple hue, inspired by "Edo purple"—a color that symbolized refinement and prestige in ancient Edo (present-day Tokyo). It's no coincidence that this is also the official color of the Tokyo 25 World Athletics Championships.
The design harks back to the Speedtimer models of the 1960s and 1970s, with a clear, functional dial and a chronograph legible to the second. Details like the full-length seconds hand and the subtle placement of the date window make this watch both stylish and extremely practical.
Solar power, built for movement
Inside the case beats Seiko's Caliber V192 , a reliable solar movement powered by light. Fully charged, the watch runs for six months without needing fresh daylight. Besides the chronograph function, the caliber also features a 24-hour subdial and a convenient power reserve indicator.
The case and bracelet are crafted from stainless steel, finished with a mix of hairline and mirror polish. The sapphire crystal with anti-reflective coating ensures optimal visibility. With a diameter of 39 mm and a water resistance of 100 meters, the SSC955 is both sporty and wearable for everyday wear.
The back features the official emblem of the 2025 World Athletics Championships – a detail that makes this model extra unique.
Limited and exclusive
The Seiko SSC955 Prospex Speedtimer Solar Chronograph will be released worldwide in a limited edition of only 6,000 pieces . With a suggested retail price of €770, this watch is not only a tribute to Seiko's sporting heritage but also a special collector's item for those who appreciate exclusive limited editions.


Discover more at jeweler Van de Heyning
Are you a fan of this unique watch? At Juwelier Van de Heyning, you'll find not only the latest Seiko watches , but also a wide selection of men's watches. and limited edition watches . From sporty models to timeless classics, always with the reliability you expect from Seiko.